| Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
| 1
|
Jimmy Carter
|
632,965
|
20,418
|
GA
|
High
|
| 2
|
Earth
|
444,796
|
14,348
|
FA
|
Top
|
| 3
|
Atomic bombings of Hiroshima and Nagasaki
|
364,326
|
11,752
|
GA
|
High
|
| 4
|
David Attenborough
|
294,988
|
9,515
|
GA
|
High
|
| 5
|
Dark Waters (2019 film)
|
257,109
|
8,293
|
Start
|
Low
|
| 6
|
Tesla Cybertruck
|
198,354
|
6,398
|
C
|
Mid
|
| 7
|
Greta Thunberg
|
169,063
|
5,453
|
GA
|
High
|
| 8
|
Bhopal disaster
|
146,224
|
4,716
|
B
|
High
|
| 9
|
Industrial Revolution
|
136,708
|
4,409
|
C
|
Mid
|
| 10
|
Sustainable Development Goals
|
135,930
|
4,384
|
C
|
High
|
| 11
|
Fukushima nuclear accident
|
129,358
|
4,172
|
B
|
High
|
| 12
|
Charles Darwin
|
124,938
|
4,030
|
FA
|
High
|
| 13
|
Nuclear weapon
|
123,330
|
3,978
|
C
|
High
|
| 14
|
Climate change
|
122,687
|
3,957
|
FA
|
Top
|
| 15
|
Sustainable development
|
120,733
|
3,894
|
C
|
Top
|
| 16
|
Tsar Bomba
|
118,192
|
3,812
|
B
|
High
|
| 17
|
List of countries by air pollution
|
114,802
|
3,703
|
List
|
Low
|
| 18
|
Kardashev scale
|
111,095
|
3,583
|
C
|
Low
|
| 19
|
Al Gore
|
102,027
|
3,291
|
GA
|
Mid
|
| 20
|
Thermonuclear weapon
|
100,868
|
3,253
|
C
|
High
|
| 21
|
World population
|
99,393
|
3,206
|
B
|
Top
|
| 22
|
BP
|
98,617
|
3,181
|
B
|
High
|
| 23
|
Asbestos
|
98,488
|
3,177
|
B
|
High
|
| 24
|
Fungus
|
86,945
|
2,804
|
FA
|
High
|
| 25
|
Three Mile Island accident
|
86,060
|
2,776
|
B
|
High
|
| 26
|
Happy Feet
|
83,493
|
2,693
|
B
|
Unknown
|
| 27
|
Agent Orange
|
82,629
|
2,665
|
GA
|
High
|
| 28
|
Ecocide
|
82,272
|
2,653
|
B
|
Mid
|
| 29
|
Amazon rainforest
|
80,706
|
2,603
|
B
|
Top
|
| 30
|
Rivian
|
79,617
|
2,568
|
Start
|
Low
|
| 31
|
El Niño–Southern Oscillation
|
78,560
|
2,534
|
C
|
High
|
| 32
|
Trinity (nuclear test)
|
77,776
|
2,508
|
FA
|
High
|
| 33
|
Ocean
|
76,477
|
2,467
|
B
|
High
|
| 34
|
Agriculture
|
74,976
|
2,418
|
GA
|
High
|
| 35
|
Shell plc
|
74,495
|
2,403
|
B
|
Low
|
| 36
|
Carbon dioxide
|
74,121
|
2,391
|
C
|
High
|
| 37
|
Cancer
|
73,166
|
2,360
|
B
|
High
|
| 38
|
Mercury (element)
|
72,926
|
2,352
|
GA
|
High
|
| 39
|
Pollution
|
71,951
|
2,321
|
B
|
Top
|
| 40
|
Three Gorges Dam
|
71,232
|
2,297
|
GA
|
Mid
|
| 41
|
ExxonMobil
|
70,789
|
2,283
|
B
|
Mid
|
| 42
|
Erin Brockovich (film)
|
70,772
|
2,282
|
C
|
Low
|
| 43
|
Willem-Alexander of the Netherlands
|
67,584
|
2,180
|
C
|
Low
|
| 44
|
The Day After Tomorrow
|
67,316
|
2,171
|
C
|
Mid
|
| 45
|
Petroleum
|
67,281
|
2,170
|
C
|
High
|
| 46
|
Fiona Harvey
|
66,926
|
2,158
|
Stub
|
Unknown
|
| 47
|
Dust Bowl
|
66,268
|
2,137
|
B
|
Mid
|
| 48
|
Air pollution
|
64,543
|
2,082
|
B
|
Top
|
| 49
|
Atmosphere of Earth
|
64,506
|
2,080
|
C
|
High
|
| 50
|
Lead
|
63,193
|
2,038
|
FA
|
High
|
| 51
|
Acute radiation syndrome
|
63,092
|
2,035
|
B
|
Mid
|
| 52
|
Extinction
|
61,500
|
1,983
|
C
|
High
|
| 53
|
Highest temperature recorded on Earth
|
61,024
|
1,968
|
C
|
Mid
|
| 54
|
Ed Begley Jr.
|
60,638
|
1,956
|
Start
|
Mid
|
| 55
|
Waterworld
|
60,514
|
1,952
|
C
|
Unknown
|
| 56
|
Tree
|
59,740
|
1,927
|
GA
|
Low
|
| 57
|
Deepwater Horizon oil spill
|
59,268
|
1,911
|
C
|
High
|
| 58
|
Ice age
|
58,915
|
1,900
|
B
|
High
|
| 59
|
Biodiversity
|
55,981
|
1,805
|
C
|
Top
|
| 60
|
Water pollution
|
55,901
|
1,803
|
B
|
High
|
| 61
|
Ecosystem
|
55,030
|
1,775
|
B
|
Top
|
| 62
|
Greenhouse gas
|
54,989
|
1,773
|
B
|
Top
|
| 63
|
Toyota Prius
|
54,204
|
1,748
|
B
|
Mid
|
| 64
|
Solar panel
|
54,090
|
1,744
|
C
|
High
|
| 65
|
Conservation status
|
53,628
|
1,729
|
C
|
Mid
|
| 66
|
IUCN Red List
|
52,987
|
1,709
|
C
|
Mid
|
| 67
|
Cigarette
|
52,879
|
1,705
|
B
|
Mid
|
| 68
|
Air conditioning
|
52,784
|
1,702
|
C
|
High
|
| 69
|
Life
|
51,718
|
1,668
|
GA
|
Top
|
| 70
|
Chlorine
|
50,867
|
1,640
|
GA
|
Mid
|
| 71
|
Christiana Figueres
|
50,586
|
1,631
|
C
|
Low
|
| 72
|
Renewable energy
|
50,406
|
1,626
|
C
|
Top
|
| 73
|
Formula E
|
49,618
|
1,600
|
C
|
Low
|
| 74
|
Tesla Model Y
|
49,317
|
1,590
|
C
|
Mid
|
| 75
|
Environmental, social, and governance
|
49,295
|
1,590
|
C
|
Mid
|
| 76
|
Abiogenesis
|
49,215
|
1,587
|
GA
|
High
|
| 77
|
Monsanto
|
49,147
|
1,585
|
C
|
Mid
|
| 78
|
Castle Bravo
|
48,818
|
1,574
|
C
|
High
|
| 79
|
Radioactive decay
|
48,666
|
1,569
|
C
|
High
|
| 80
|
3M
|
48,458
|
1,563
|
B
|
Unknown
|
| 81
|
Chernobyl Nuclear Power Plant
|
48,167
|
1,553
|
B
|
High
|
| 82
|
Tesla Model 3
|
47,750
|
1,540
|
B
|
Low
|
| 83
|
Benzene
|
46,967
|
1,515
|
B
|
High
|
| 84
|
Sustainability
|
46,963
|
1,514
|
B
|
High
|
| 85
|
Greenhouse effect
|
46,737
|
1,507
|
C
|
Top
|
| 86
|
Epigenetics
|
45,319
|
1,461
|
B
|
Mid
|
| 87
|
Plastic
|
45,225
|
1,458
|
B
|
High
|
| 88
|
BYD Seagull
|
45,149
|
1,456
|
Start
|
Unknown
|
| 89
|
Paris Agreement
|
45,069
|
1,453
|
GA
|
Top
|
| 90
|
Palm oil
|
45,011
|
1,451
|
B
|
Mid
|
| 91
|
Deforestation
|
44,994
|
1,451
|
B
|
Top
|
| 92
|
Prisoner's dilemma
|
44,809
|
1,445
|
C
|
High
|
| 93
|
Silent Spring
|
44,618
|
1,439
|
B
|
High
|
| 94
|
Waste management
|
44,159
|
1,424
|
B
|
Mid
|
| 95
|
Per- and polyfluoroalkyl substances
|
43,699
|
1,409
|
C
|
High
|
| 96
|
Homero Gómez González
|
43,653
|
1,408
|
C
|
Low
|
| 97
|
Nuclear fission
|
43,080
|
1,389
|
B
|
High
|
| 98
|
George Monbiot
|
42,802
|
1,380
|
Start
|
Unknown
|
| 99
|
Coal
|
42,762
|
1,379
|
C
|
Top
|
| 100
|
15-minute city
|
42,746
|
1,378
|
C
|
High
|
| 101
|
Glyphosate
|
42,641
|
1,375
|
B
|
Mid
|
| 102
|
Fossil fuel
|
41,798
|
1,348
|
C
|
High
|
| 103
|
Bicycle
|
41,254
|
1,330
|
C
|
High
|
| 104
|
Prokaryote
|
41,159
|
1,327
|
C
|
High
|
| 105
|
Mustard gas
|
40,785
|
1,315
|
B
|
Mid
|
| 106
|
Carbon monoxide
|
40,676
|
1,312
|
B
|
High
|
| 107
|
Tesla Model S
|
40,268
|
1,298
|
B
|
Low
|
| 108
|
Arsenic
|
40,231
|
1,297
|
B
|
High
|
| 109
|
Nuclear power
|
40,221
|
1,297
|
GA
|
High
|
| 110
|
DDT
|
40,209
|
1,297
|
B
|
High
|
| 111
|
Plutonium
|
40,108
|
1,293
|
FA
|
High
|
| 112
|
Bidet
|
40,001
|
1,290
|
C
|
Unknown
|
| 113
|
Natural resource
|
39,857
|
1,285
|
C
|
Top
|
| 114
|
Algae
|
39,720
|
1,281
|
B
|
Mid
|
| 115
|
Salton Sea
|
39,540
|
1,275
|
B
|
Mid
|
| 116
|
Recycling
|
39,194
|
1,264
|
B
|
Top
|
| 117
|
Laurie David
|
39,171
|
1,263
|
C
|
Low
|
| 118
|
Al-Khwarizmi
|
39,162
|
1,263
|
B
|
Low
|
| 119
|
Natural environment
|
38,839
|
1,252
|
B
|
High
|
| 120
|
Nuclear fallout
|
38,441
|
1,240
|
C
|
Top
|
| 121
|
Kyoto Protocol
|
38,314
|
1,235
|
C
|
High
|
| 122
|
Biotechnology
|
38,231
|
1,233
|
C
|
High
|
| 123
|
Acid rain
|
38,122
|
1,229
|
B
|
Top
|
| 124
|
Younger Dryas
|
38,021
|
1,226
|
B
|
Low
|
| 125
|
Love Canal
|
37,621
|
1,213
|
B
|
High
|
| 126
|
Biome
|
37,487
|
1,209
|
C
|
High
|
| 127
|
Microorganism
|
36,999
|
1,193
|
GA
|
High
|
| 128
|
Chernobyl
|
36,995
|
1,193
|
B
|
High
|
| 129
|
Svalbard Global Seed Vault
|
36,822
|
1,187
|
B
|
Mid
|
| 130
|
John Muir
|
36,644
|
1,182
|
B
|
Unknown
|
| 131
|
Chipko movement
|
36,558
|
1,179
|
C
|
High
|
| 132
|
Lucid Motors
|
36,531
|
1,178
|
C
|
Mid
|
| 133
|
Green Party of the United States
|
36,286
|
1,170
|
C
|
Mid
|
| 134
|
BMW i8
|
36,282
|
1,170
|
C
|
High
|
| 135
|
Ozone
|
36,048
|
1,162
|
B
|
Mid
|
| 136
|
Diesel fuel
|
35,901
|
1,158
|
C
|
Mid
|
| 137
|
World Environment Day
|
35,849
|
1,156
|
C
|
High
|
| 138
|
Ecology
|
35,295
|
1,138
|
GA
|
Top
|
| 139
|
Endangered species
|
34,974
|
1,128
|
C
|
High
|
| 140
|
Holocene extinction
|
34,941
|
1,127
|
B
|
High
|
| 141
|
Copernicus Programme
|
34,130
|
1,100
|
C
|
Low
|
| 142
|
Tundra
|
33,958
|
1,095
|
B
|
Low
|
| 143
|
Joseph Stiglitz
|
33,890
|
1,093
|
B
|
Mid
|
| 144
|
Ozone layer
|
33,748
|
1,088
|
C
|
High
|
| 145
|
Water cycle
|
33,677
|
1,086
|
C
|
High
|
| 146
|
Last Glacial Period
|
33,619
|
1,084
|
B
|
Low
|
| 147
|
Botany
|
33,587
|
1,083
|
GA
|
High
|
| 148
|
Polystyrene
|
33,515
|
1,081
|
B
|
High
|
| 149
|
Little Ice Age
|
33,335
|
1,075
|
B
|
High
|
| 150
|
Mutual assured destruction
|
33,068
|
1,066
|
Start
|
High
|
| 151
|
Earth Day
|
32,942
|
1,062
|
C
|
High
|
| 152
|
Tragedy of the commons
|
32,721
|
1,055
|
B
|
High
|
| 153
|
Rainforest
|
32,677
|
1,054
|
C
|
High
|
| 154
|
Carla Denyer
|
32,636
|
1,052
|
C
|
Unknown
|
| 155
|
Goiânia accident
|
32,564
|
1,050
|
C
|
Mid
|
| 156
|
Nuclear warfare
|
32,475
|
1,047
|
C
|
Unknown
|
| 157
|
Critically Endangered
|
32,264
|
1,040
|
Start
|
Mid
|
| 158
|
Drought
|
32,223
|
1,039
|
C
|
High
|
| 159
|
Corporate social responsibility
|
32,167
|
1,037
|
B
|
Mid
|
| 160
|
Soil
|
32,152
|
1,037
|
B
|
Top
|
| 161
|
Nuclear power plant
|
32,148
|
1,037
|
C
|
High
|
| 162
|
Fuel cell
|
31,996
|
1,032
|
B
|
High
|
| 163
|
Malthusianism
|
31,860
|
1,027
|
B
|
Low
|
| 164
|
Fusion power
|
31,829
|
1,026
|
B
|
Low
|
| 165
|
Tesla Roadster (first generation)
|
31,825
|
1,026
|
B
|
Low
|
| 166
|
Nature
|
31,771
|
1,024
|
GA
|
Top
|
| 167
|
Faraday Future
|
31,568
|
1,018
|
Start
|
Mid
|
| 168
|
SL-1
|
31,346
|
1,011
|
B
|
Mid
|
| 169
|
Wind turbine
|
31,270
|
1,008
|
GA
|
Mid
|
| 170
|
Electric vehicle
|
31,268
|
1,008
|
C
|
Top
|
| 171
|
Ozone depletion
|
31,255
|
1,008
|
B
|
High
|
| 172
|
World Wide Fund for Nature
|
30,863
|
995
|
C
|
Mid
|
| 173
|
Invasive species
|
30,841
|
994
|
GA
|
High
|
| 174
|
Bromine
|
30,826
|
994
|
GA
|
Mid
|
| 175
|
Fisker Inc.
|
30,670
|
989
|
C
|
Low
|
| 176
|
European emission standards
|
30,345
|
978
|
B
|
Mid
|
| 177
|
Buckminster Fuller
|
30,125
|
971
|
C
|
Low
|
| 178
|
Noise pollution
|
30,078
|
970
|
C
|
Mid
|
| 179
|
Nuclear holocaust
|
30,042
|
969
|
C
|
High
|
| 180
|
Projections of population growth
|
29,934
|
965
|
B
|
High
|
| 181
|
Great Pacific garbage patch
|
29,931
|
965
|
C
|
Mid
|
| 182
|
Halliburton
|
29,885
|
964
|
B
|
Unknown
|
| 183
|
Hydroelectricity
|
29,747
|
959
|
C
|
High
|
| 184
|
Solar energy
|
29,742
|
959
|
B
|
High
|
| 185
|
Nuclear and radiation accidents and incidents
|
29,601
|
954
|
B
|
High
|
| 186
|
Mining
|
29,561
|
953
|
B
|
High
|
| 187
|
Bushmeat
|
29,404
|
948
|
C
|
Mid
|
| 188
|
Global catastrophic risk
|
29,302
|
945
|
B
|
High
|
| 189
|
Pathogen
|
29,196
|
941
|
B
|
High
|
| 190
|
Nuclear weapons and Israel
|
29,172
|
941
|
B
|
Low
|
| 191
|
Weed
|
29,002
|
935
|
B
|
High
|
| 192
|
Chernobyl exclusion zone
|
28,871
|
931
|
C
|
High
|
| 193
|
Microplastics
|
28,783
|
928
|
C
|
Top
|
| 194
|
Deepwater Horizon explosion
|
28,515
|
919
|
C
|
Unknown
|
| 195
|
Desertification
|
28,459
|
918
|
C
|
High
|
| 196
|
Diesel exhaust fluid
|
28,263
|
911
|
C
|
Low
|
| 197
|
Extinct in the wild
|
28,256
|
911
|
Start
|
Mid
|
| 198
|
Carbon footprint
|
28,212
|
910
|
C
|
Mid
|
| 199
|
International Union for Conservation of Nature
|
28,203
|
909
|
C
|
Mid
|
| 200
|
Population growth
|
28,089
|
906
|
C
|
High
|
| 201
|
Human impact on the environment
|
28,029
|
904
|
C
|
Top
|
| 202
|
Organic farming
|
28,002
|
903
|
B
|
Top
|
| 203
|
Centralia mine fire
|
27,964
|
902
|
C
|
Mid
|
| 204
|
Permethrin
|
27,639
|
891
|
C
|
Low
|
| 205
|
FernGully: The Last Rainforest
|
27,436
|
885
|
GA
|
Low
|
| 206
|
Solar cell
|
27,283
|
880
|
B
|
High
|
| 207
|
Glacier
|
27,263
|
879
|
B
|
Low
|
| 208
|
Genetically modified food
|
27,183
|
876
|
B
|
Mid
|
| 209
|
Walden
|
27,079
|
873
|
C
|
Unknown
|
| 210
|
Least-concern species
|
26,947
|
869
|
Start
|
Low
|
| 211
|
Arts and Crafts movement
|
26,934
|
868
|
B
|
Low
|
| 212
|
Greenpeace
|
26,857
|
866
|
C
|
High
|
| 213
|
Dichloromethane
|
26,769
|
863
|
B
|
Low
|
| 214
|
Nuclear winter
|
26,685
|
860
|
B
|
Low
|
| 215
|
Hydrazine
|
26,684
|
860
|
B
|
Mid
|
| 216
|
Anthropocene
|
26,473
|
853
|
B
|
Mid
|
| 217
|
Carbon dioxide in Earth's atmosphere
|
26,438
|
852
|
C
|
Mid
|
| 218
|
Music of the Spheres World Tour
|
26,409
|
851
|
GA
|
Mid
|
| 219
|
United Nations Framework Convention on Climate Change
|
26,369
|
850
|
C
|
High
|
| 220
|
National Oceanic and Atmospheric Administration
|
26,279
|
847
|
Start
|
Mid
|
| 221
|
Alliance 90/The Greens
|
26,276
|
847
|
B
|
Mid
|
| 222
|
Volkswagen emissions scandal
|
26,178
|
844
|
C
|
High
|
| 223
|
Wind power
|
26,104
|
842
|
B
|
High
|
| 224
|
Wildlife
|
25,926
|
836
|
C
|
High
|
| 225
|
Drinking water
|
25,804
|
832
|
B
|
High
|
| 226
|
Median lethal dose
|
25,493
|
822
|
Start
|
High
|
| 227
|
United States Environmental Protection Agency
|
25,467
|
821
|
B
|
High
|
| 228
|
Fracking
|
25,382
|
818
|
C
|
Top
|
| 229
|
Rachel Carson
|
25,372
|
818
|
FA
|
High
|
| 230
|
Depleted uranium
|
25,290
|
815
|
B
|
High
|
| 231
|
Permaculture
|
25,191
|
812
|
GA
|
Mid
|
| 232
|
Nuclear weapons testing
|
25,120
|
810
|
C
|
High
|
| 233
|
Rainwater harvesting
|
25,101
|
809
|
C
|
Mid
|
| 234
|
Carcinogen
|
25,024
|
807
|
C
|
High
|
| 235
|
Environmental issues
|
24,917
|
803
|
B
|
Top
|
| 236
|
Plug-in hybrid
|
24,915
|
803
|
B
|
Mid
|
| 237
|
Rimac Nevera
|
24,857
|
801
|
Start
|
Unknown
|
| 238
|
Chlorofluorocarbon
|
24,836
|
801
|
B
|
Top
|
| 239
|
Portland cement
|
24,773
|
799
|
B
|
High
|
| 240
|
Deb Haaland
|
24,773
|
799
|
B
|
Low
|
| 241
|
Weapon of mass destruction
|
24,672
|
795
|
C
|
Mid
|
| 242
|
Eutrophication
|
24,641
|
794
|
B
|
High
|
| 243
|
Exxon Valdez oil spill
|
24,637
|
794
|
B
|
Unknown
|
| 244
|
Electric car
|
24,543
|
791
|
C
|
Top
|
| 245
|
BMW i3
|
24,435
|
788
|
B
|
High
|
| 246
|
Genetically modified organism
|
24,327
|
784
|
GA
|
Mid
|
| 247
|
Boaty McBoatface
|
24,173
|
779
|
C
|
Low
|
| 248
|
National park
|
24,154
|
779
|
C
|
High
|
| 249
|
Great Smog of London
|
23,910
|
771
|
B
|
Low
|
| 250
|
Jevons paradox
|
23,828
|
768
|
GA
|
Mid
|
| 251
|
Freon
|
23,795
|
767
|
Start
|
High
|
| 252
|
Fast fashion
|
23,787
|
767
|
C
|
Mid
|
| 253
|
Windmill
|
23,784
|
767
|
B
|
High
|
| 254
|
Ethylene oxide
|
23,707
|
764
|
B
|
Mid
|
| 255
|
Air quality index
|
23,570
|
760
|
C
|
Mid
|
| 256
|
Porsche Taycan
|
23,258
|
750
|
B
|
High
|
| 257
|
Polychlorinated biphenyl
|
23,153
|
746
|
B
|
High
|
| 258
|
Nevada Test Site
|
23,095
|
745
|
B
|
Mid
|
| 259
|
Sewage treatment
|
23,017
|
742
|
B
|
High
|
| 260
|
Nitrogen fixation
|
22,877
|
737
|
B
|
Mid
|
| 261
|
Minamata disease
|
22,838
|
736
|
B
|
Unknown
|
| 262
|
Extinction Rebellion
|
22,536
|
726
|
B
|
High
|
| 263
|
Effects of climate change
|
22,486
|
725
|
GA
|
Top
|
| 264
|
Roundup (herbicide)
|
22,187
|
715
|
C
|
High
|
| 265
|
Greenhouse gas emissions
|
22,164
|
714
|
C
|
Top
|
| 266
|
Agriculture in India
|
22,159
|
714
|
B
|
High
|
| 267
|
Xiaomi SU7
|
22,137
|
714
|
Start
|
Low
|
| 268
|
Climate change denial
|
21,989
|
709
|
C
|
High
|
| 269
|
Enriched uranium
|
21,936
|
707
|
B
|
Mid
|
| 270
|
Pesticide
|
21,882
|
705
|
B
|
Mid
|
| 271
|
Food security
|
21,824
|
704
|
C
|
Low
|
| 272
|
Albedo
|
21,823
|
703
|
B
|
Mid
|
| 273
|
Cistern
|
21,705
|
700
|
Start
|
Mid
|
| 274
|
United Nations Convention on the Law of the Sea
|
21,672
|
699
|
C
|
High
|
| 275
|
Fresh water
|
21,627
|
697
|
C
|
High
|
| 276
|
Sea level rise
|
21,514
|
694
|
GA
|
High
|
| 277
|
Polonium
|
21,384
|
689
|
GA
|
Mid
|
| 278
|
Civilian Conservation Corps
|
21,327
|
687
|
B
|
High
|
| 279
|
Solar power
|
21,287
|
686
|
B
|
High
|
| 280
|
Compost
|
21,241
|
685
|
B
|
Low
|
| 281
|
Electrolysis of water
|
21,237
|
685
|
C
|
Low
|
| 282
|
Hybrid electric vehicle
|
21,142
|
682
|
B
|
Mid
|
| 283
|
International Nuclear Event Scale
|
21,102
|
680
|
C
|
Mid
|
| 284
|
Tetraethyllead
|
20,845
|
672
|
C
|
High
|
| 285
|
Plastic pollution
|
20,754
|
669
|
B
|
High
|
| 286
|
Kessler syndrome
|
20,703
|
667
|
Start
|
Low
|
| 287
|
Acetaldehyde
|
20,660
|
666
|
B
|
Mid
|
| 288
|
Tesla Semi
|
20,618
|
665
|
C
|
Low
|
| 289
|
Great Stink
|
20,595
|
664
|
FA
|
Low
|
| 290
|
Tesla Model X
|
20,595
|
664
|
C
|
Unknown
|
| 291
|
Water scarcity
|
20,474
|
660
|
B
|
High
|
| 292
|
Volatile organic compound
|
20,333
|
655
|
C
|
Mid
|
| 293
|
Photovoltaics
|
20,313
|
655
|
B
|
Mid
|
| 294
|
Carbon offsets and credits
|
20,170
|
650
|
B
|
High
|
| 295
|
Hanford Site
|
20,058
|
647
|
FA
|
Mid
|
| 296
|
Tesla Roadster (second generation)
|
20,029
|
646
|
Start
|
Low
|
| 297
|
Biological warfare
|
19,984
|
644
|
B
|
High
|
| 298
|
Agenda 21
|
19,909
|
642
|
C
|
High
|
| 299
|
Regenerative agriculture
|
19,881
|
641
|
C
|
Low
|
| 300
|
Valero Energy
|
19,879
|
641
|
C
|
Low
|
| 301
|
Resource
|
19,777
|
637
|
C
|
High
|
| 302
|
Teratology
|
19,553
|
630
|
C
|
Mid
|
| 303
|
Water conservation
|
19,505
|
629
|
C
|
High
|
| 304
|
Hybrid vehicle
|
19,400
|
625
|
C
|
High
|
| 305
|
Economic growth
|
19,265
|
621
|
B
|
Unknown
|
| 306
|
David Bale
|
19,258
|
621
|
C
|
Low
|
| 307
|
Russia and weapons of mass destruction
|
19,251
|
621
|
Start
|
High
|
| 308
|
High-occupancy vehicle lane
|
19,243
|
620
|
C
|
High
|
| 309
|
Patagonia, Inc.
|
19,193
|
619
|
C
|
Low
|
| 310
|
Lucid Air
|
19,169
|
618
|
C
|
Low
|
| 311
|
Old-growth forest
|
19,150
|
617
|
C
|
Mid
|
| 312
|
Habitable zone
|
19,146
|
617
|
B
|
Low
|
| 313
|
Sunlight
|
19,136
|
617
|
B
|
Low
|
| 314
|
Jungle
|
19,116
|
616
|
C
|
Mid
|
| 315
|
Megadiverse countries
|
18,986
|
612
|
Start
|
Mid
|
| 316
|
Debate over the atomic bombings of Hiroshima and Nagasaki
|
18,939
|
610
|
B
|
Mid
|
| 317
|
Combined Charging System
|
18,904
|
609
|
Start
|
Mid
|
| 318
|
Hinkley Point C nuclear power station
|
18,885
|
609
|
C
|
Mid
|
| 319
|
Intergovernmental Panel on Climate Change
|
18,872
|
608
|
B
|
High
|
| 320
|
Segway
|
18,863
|
608
|
C
|
Unknown
|
| 321
|
Environmental science
|
18,833
|
607
|
C
|
Unknown
|
| 322
|
Millennium Development Goals
|
18,694
|
603
|
B
|
Mid
|
| 323
|
Phosgene
|
18,659
|
601
|
B
|
Mid
|
| 324
|
Ivanpah Solar Power Facility
|
18,594
|
599
|
C
|
Mid
|
| 325
|
Landfill
|
18,593
|
599
|
C
|
Mid
|
| 326
|
Kyshtym disaster
|
18,562
|
598
|
C
|
High
|
| 327
|
International Atomic Energy Agency
|
18,472
|
595
|
B
|
Mid
|
| 328
|
Bisphenol A
|
18,440
|
594
|
GA
|
High
|
| 329
|
Quality of life
|
18,409
|
593
|
Start
|
Mid
|
| 330
|
Permafrost
|
18,365
|
592
|
GA
|
Low
|
| 331
|
Biofuel
|
18,327
|
591
|
C
|
Low
|
| 332
|
Electric car use by country
|
18,300
|
590
|
B
|
High
|
| 333
|
Water purification
|
18,237
|
588
|
B
|
High
|
| 334
|
Gaia hypothesis
|
18,229
|
588
|
C
|
Low
|
| 335
|
Nissan Leaf
|
18,228
|
588
|
B
|
High
|
| 336
|
Waterfall
|
18,219
|
587
|
B
|
Mid
|
| 337
|
United Nations Climate Change Conference
|
18,218
|
587
|
C
|
Unknown
|
| 338
|
Warfarin
|
18,137
|
585
|
GA
|
Mid
|
| 339
|
Effects of nuclear explosions
|
18,132
|
584
|
B
|
High
|
| 340
|
List of global issues
|
18,092
|
583
|
List
|
Low
|
| 341
|
Last Glacial Maximum
|
18,030
|
581
|
C
|
Mid
|
| 342
|
Milankovitch cycles
|
18,015
|
581
|
B
|
Low
|
| 343
|
Batagaika crater
|
17,990
|
580
|
Stub
|
Mid
|
| 344
|
Gasoline direct injection
|
17,918
|
578
|
C
|
Mid
|
| 345
|
CITES
|
17,917
|
577
|
C
|
Mid
|
| 346
|
Honda Insight
|
17,830
|
575
|
B
|
Low
|
| 347
|
Ivy Mike
|
17,733
|
572
|
C
|
High
|
| 348
|
Earth Summit
|
17,732
|
572
|
Start
|
Low
|
| 349
|
North American Charging Standard
|
17,703
|
571
|
C
|
Mid
|
| 350
|
Aerosol
|
17,588
|
567
|
B
|
High
|
| 351
|
Environmental degradation
|
17,551
|
566
|
C
|
Top
|
| 352
|
Trade winds
|
17,540
|
565
|
GA
|
Mid
|
| 353
|
Electronic waste
|
17,472
|
563
|
C
|
Unknown
|
| 354
|
Environmental protection
|
17,463
|
563
|
C
|
Top
|
| 355
|
Toyota Mirai
|
17,452
|
562
|
B
|
High
|
| 356
|
NIMBY
|
17,450
|
562
|
B
|
Mid
|
| 357
|
United Nations Environment Programme
|
17,413
|
561
|
B
|
Mid
|
| 358
|
Atlantic meridional overturning circulation
|
17,381
|
560
|
C
|
Low
|
| 359
|
Aquaculture
|
17,347
|
559
|
B
|
Low
|
| 360
|
Wastewater treatment
|
17,326
|
558
|
C
|
High
|
| 361
|
Carbon capture and storage
|
17,306
|
558
|
C
|
Mid
|
| 362
|
Montreal Protocol
|
17,278
|
557
|
B
|
High
|
| 363
|
Pew Research Center
|
17,206
|
555
|
C
|
Low
|
| 364
|
Food web
|
17,166
|
553
|
B
|
High
|
| 365
|
Stream
|
17,129
|
552
|
Start
|
Mid
|
| 366
|
Doomer
|
17,065
|
550
|
Start
|
Low
|
| 367
|
Life-cycle assessment
|
17,013
|
548
|
B
|
Top
|
| 368
|
Oil spill
|
16,976
|
547
|
B
|
Low
|
| 369
|
Radioactive waste
|
16,971
|
547
|
B
|
High
|
| 370
|
History of the electric vehicle
|
16,922
|
545
|
B
|
Unknown
|
| 371
|
Fisker Karma
|
16,918
|
545
|
B
|
Mid
|
| 372
|
Greenwashing
|
16,836
|
543
|
C
|
Mid
|
| 373
|
Seawater
|
16,789
|
541
|
C
|
High
|
| 374
|
Solarpunk
|
16,763
|
540
|
B
|
Low
|
| 375
|
Van Jones
|
16,720
|
539
|
C
|
High
|
| 376
|
Kuwaiti oil fires
|
16,711
|
539
|
C
|
High
|
| 377
|
Light pollution
|
16,689
|
538
|
C
|
Unknown
|
| 378
|
Poaching
|
16,656
|
537
|
B
|
Top
|
| 379
|
Arable land
|
16,604
|
535
|
C
|
High
|
| 380
|
Ecotourism
|
16,452
|
530
|
C
|
High
|
| 381
|
Fisker Ocean
|
16,375
|
528
|
C
|
Unknown
|
| 382
|
Nuclear testing at Bikini Atoll
|
16,311
|
526
|
B
|
High
|
| 383
|
Sanitation
|
16,296
|
525
|
B
|
High
|
| 384
|
Will Attenborough
|
16,292
|
525
|
Start
|
Low
|
| 385
|
Political positions of the Republican Party (United States)
|
16,266
|
524
|
C
|
Mid
|
| 386
|
Erosion
|
16,226
|
523
|
C
|
High
|
| 387
|
Phthalates
|
16,212
|
522
|
Start
|
High
|
| 388
|
Carbon cycle
|
16,198
|
522
|
B
|
High
|
| 389
|
Risk
|
16,171
|
521
|
C
|
High
|
| 390
|
Daigo Fukuryū Maru
|
16,143
|
520
|
C
|
Mid
|
| 391
|
Sustainable agriculture
|
16,051
|
517
|
C
|
High
|
| 392
|
Ecosia
|
16,039
|
517
|
C
|
Low
|
| 393
|
Chevrolet Volt
|
16,004
|
516
|
B
|
High
|
| 394
|
Smokey Bear
|
15,969
|
515
|
B
|
Mid
|
| 395
|
African humid period
|
15,928
|
513
|
GA
|
Low
|
| 396
|
Ultra Low Emission Zone
|
15,876
|
512
|
C
|
Low
|
| 397
|
Habitat
|
15,818
|
510
|
GA
|
High
|
| 398
|
Concentrated solar power
|
15,767
|
508
|
C
|
High
|
| 399
|
General Motors EV1
|
15,741
|
507
|
B
|
Top
|
| 400
|
Marine life
|
15,725
|
507
|
B
|
High
|
| 401
|
Lignite
|
15,717
|
507
|
C
|
High
|
| 402
|
Keystone species
|
15,625
|
504
|
GA
|
Mid
|
| 403
|
Susan Collins
|
15,569
|
502
|
C
|
Low
|
| 404
|
Sustainable energy
|
15,557
|
501
|
FA
|
High
|
| 405
|
Agroforestry
|
15,555
|
501
|
C
|
Low
|
| 406
|
Three Mile Island Nuclear Generating Station
|
15,530
|
500
|
C
|
High
|
| 407
|
List of countries by carbon dioxide emissions
|
15,474
|
499
|
List
|
Mid
|
| 408
|
Honda CR-Z
|
15,346
|
495
|
Start
|
Mid
|
| 409
|
Aflatoxin
|
15,330
|
494
|
B
|
High
|
| 410
|
Urban heat island
|
15,296
|
493
|
B
|
Mid
|
| 411
|
Keystone Pipeline
|
15,265
|
492
|
C
|
Mid
|
| 412
|
Wendell Berry
|
15,244
|
491
|
B
|
Unknown
|
| 413
|
Hyundai Ioniq 5
|
15,225
|
491
|
Start
|
Low
|
| 414
|
Cancer Alley
|
15,190
|
490
|
C
|
High
|
| 415
|
Solar power by country
|
15,173
|
489
|
C
|
High
|
| 416
|
Petrochemical
|
15,146
|
488
|
Start
|
High
|
| 417
|
Prairie
|
15,137
|
488
|
B
|
Mid
|
| 418
|
Lotus Evija
|
15,128
|
488
|
C
|
Low
|
| 419
|
Particulates
|
15,077
|
486
|
B
|
High
|
| 420
|
Waste
|
15,052
|
485
|
C
|
Top
|
| 421
|
Slag
|
15,046
|
485
|
C
|
Mid
|
| 422
|
Soil contamination
|
15,008
|
484
|
C
|
Mid
|
| 423
|
Incineration
|
14,971
|
482
|
B
|
Mid
|
| 424
|
Snowball Earth
|
14,958
|
482
|
B
|
Low
|
| 425
|
Non-renewable resource
|
14,957
|
482
|
C
|
High
|
| 426
|
Neurotoxin
|
14,957
|
482
|
B
|
High
|
| 427
|
Polestar 2
|
14,906
|
480
|
C
|
Low
|
| 428
|
Freedom to roam
|
14,904
|
480
|
C
|
Mid
|
| 429
|
Carbon sequestration
|
14,887
|
480
|
B
|
High
|
| 430
|
Nio Inc.
|
14,874
|
479
|
Start
|
Low
|
| 431
|
Recycling symbol
|
14,822
|
478
|
Start
|
Unknown
|
| 432
|
Land reclamation
|
14,818
|
478
|
C
|
Mid
|
| 433
|
Hydrogen vehicle
|
14,809
|
477
|
B
|
High
|
| 434
|
Vulnerable species
|
14,807
|
477
|
Start
|
Mid
|
| 435
|
Family planning
|
14,753
|
475
|
B
|
Low
|
| 436
|
Circular economy
|
14,745
|
475
|
Start
|
Mid
|
| 437
|
Pastoralism
|
14,738
|
475
|
C
|
Mid
|
| 438
|
Biosphere
|
14,708
|
474
|
C
|
High
|
| 439
|
Julia Butterfly Hill
|
14,678
|
473
|
C
|
Mid
|
| 440
|
Chevrolet Bolt
|
14,678
|
473
|
Start
|
High
|
| 441
|
Global warming potential
|
14,604
|
471
|
C
|
Low
|
| 442
|
Natural history
|
14,599
|
470
|
C
|
High
|
| 443
|
Sustainable living
|
14,543
|
469
|
B
|
High
|
| 444
|
Rivian R1T
|
14,542
|
469
|
Start
|
Low
|
| 445
|
Hydrogen production
|
14,519
|
468
|
C
|
Mid
|
| 446
|
Vandana Shiva
|
14,491
|
467
|
B
|
Mid
|
| 447
|
Biogas
|
14,488
|
467
|
C
|
Mid
|
| 448
|
Renault Twizy
|
14,484
|
467
|
C
|
High
|
| 449
|
Climate change mitigation
|
14,434
|
465
|
C
|
High
|
| 450
|
William Kamkwamba
|
14,421
|
465
|
C
|
Unknown
|
| 451
|
List of environmental dates
|
14,396
|
464
|
List
|
Mid
|
| 452
|
Pollution of the Ganges
|
14,391
|
464
|
C
|
Unknown
|
| 453
|
Herbicide
|
14,353
|
463
|
C
|
High
|
| 454
|
Styrene
|
14,345
|
462
|
Start
|
High
|
| 455
|
Tropical savanna climate
|
14,343
|
462
|
Start
|
Mid
|
| 456
|
European Green Deal
|
14,339
|
462
|
C
|
Low
|
| 457
|
Nuclear power in the United States
|
14,264
|
460
|
C
|
High
|
| 458
|
Earthrise
|
14,251
|
459
|
C
|
High
|
| 459
|
Toyota Prius Plug-in Hybrid
|
14,207
|
458
|
B
|
Mid
|
| 460
|
Ramsar Convention
|
14,153
|
456
|
C
|
Mid
|
| 461
|
Superfund
|
14,153
|
456
|
B
|
Low
|
| 462
|
Ford Mustang Mach-E
|
14,145
|
456
|
Start
|
Low
|
| 463
|
Introduced species
|
14,132
|
455
|
B
|
Mid
|
| 464
|
New 7 Wonders of Nature
|
14,108
|
455
|
Start
|
Unknown
|
| 465
|
2022 Aqaba toxic gas leak
|
14,086
|
454
|
C
|
Low
|
| 466
|
Arbor Day
|
14,037
|
452
|
C
|
High
|
| 467
|
Biodiesel
|
14,035
|
452
|
C
|
Low
|
| 468
|
An Inconvenient Truth
|
14,026
|
452
|
GA
|
Mid
|
| 469
|
Environment Protection Act, 1986
|
14,025
|
452
|
Start
|
Low
|
| 470
|
Alpha decay
|
14,022
|
452
|
C
|
Mid
|
| 471
|
Photovoltaic system
|
14,018
|
452
|
C
|
Mid
|
| 472
|
Breeder reactor
|
14,006
|
451
|
C
|
Low
|
| 473
|
International Solar Alliance
|
14,000
|
451
|
C
|
Mid
|
| 474
|
Recycling codes
|
13,923
|
449
|
Start
|
Unknown
|
| 475
|
BYD Seal
|
13,850
|
446
|
Stub
|
Unknown
|
| 476
|
Convention on Biological Diversity
|
13,816
|
445
|
C
|
High
|
| 477
|
Aquatic ecosystem
|
13,812
|
445
|
C
|
High
|
| 478
|
Sellafield
|
13,810
|
445
|
B
|
High
|
| 479
|
Simple living
|
13,750
|
443
|
Start
|
Unknown
|
| 480
|
Windcatcher
|
13,705
|
442
|
B
|
Low
|
| 481
|
Pumped-storage hydroelectricity
|
13,685
|
441
|
B
|
Unknown
|
| 482
|
Smog
|
13,672
|
441
|
B
|
Mid
|
| 483
|
Chemical weapon
|
13,669
|
440
|
C
|
High
|
| 484
|
Nuclear arms race
|
13,665
|
440
|
B
|
High
|
| 485
|
Wangarĩ Maathai
|
13,569
|
437
|
B
|
High
|
| 486
|
LEED
|
13,554
|
437
|
C
|
High
|
| 487
|
Plutonium-239
|
13,529
|
436
|
C
|
Mid
|
| 488
|
Subsistence agriculture
|
13,408
|
432
|
C
|
Low
|
| 489
|
List of countries by carbon dioxide emissions per capita
|
13,407
|
432
|
List
|
High
|
| 490
|
Rolls-Royce Spectre
|
13,338
|
430
|
Start
|
Low
|
| 491
|
Insecticide
|
13,319
|
429
|
C
|
High
|
| 492
|
Environmental movement
|
13,299
|
429
|
B
|
High
|
| 493
|
Hydropower
|
13,262
|
427
|
C
|
Unknown
|
| 494
|
Petroleum industry
|
13,247
|
427
|
C
|
High
|
| 495
|
Environmental damage caused by the Israel–Hamas war
|
13,232
|
426
|
C
|
Low
|
| 496
|
Solar power in India
|
13,221
|
426
|
C
|
Mid
|
| 497
|
Fukushima Daiichi Nuclear Power Plant
|
13,190
|
425
|
C
|
High
|
| 498
|
Murray Bookchin
|
13,178
|
425
|
B
|
Unknown
|
| 499
|
Motor oil
|
13,165
|
424
|
C
|
Low
|
| 500
|
Anne Hidalgo
|
13,119
|
423
|
C
|
Low
|
| 501
|
Human overpopulation
|
13,087
|
422
|
C
|
High
|
| 502
|
Flow cytometry
|
13,085
|
422
|
C
|
Low
|
| 503
|
List of most-polluted cities by particulate matter concentration
|
13,081
|
421
|
List
|
High
|
| 504
|
Environmentalism
|
13,067
|
421
|
B
|
Top
|
| 505
|
Anaerobic digestion
|
13,028
|
420
|
C
|
High
|
| 506
|
Biodiversity hotspot
|
13,014
|
419
|
Start
|
Mid
|
| 507
|
History of Tesla, Inc.
|
13,011
|
419
|
C
|
Low
|
| 508
|
Yucca Mountain nuclear waste repository
|
12,968
|
418
|
C
|
Low
|
| 509
|
Ethanol fuel
|
12,959
|
418
|
B
|
High
|
| 510
|
Nikola Corporation
|
12,942
|
417
|
C
|
Unknown
|
| 511
|
Volkswagen ID.4
|
12,931
|
417
|
C
|
Unknown
|
| 512
|
Ecofascism
|
12,928
|
417
|
B
|
Mid
|
| 513
|
Cycling
|
12,918
|
416
|
C
|
Unknown
|
| 514
|
Omar Fayed
|
12,901
|
416
|
Start
|
Unknown
|
| 515
|
Polycyclic aromatic hydrocarbon
|
12,835
|
414
|
B
|
High
|
| 516
|
Scientific consensus on climate change
|
12,826
|
413
|
C
|
High
|
| 517
|
Flexible-fuel vehicle
|
12,796
|
412
|
C
|
High
|
| 518
|
Michael McCaul
|
12,772
|
412
|
Start
|
Low
|
| 519
|
Climate of the Philippines
|
12,744
|
411
|
C
|
Mid
|
| 520
|
WM (Waste Management) (company)
|
12,724
|
410
|
Start
|
Low
|
| 521
|
Honda e
|
12,693
|
409
|
C
|
Low
|
| 522
|
Methyl isocyanate
|
12,655
|
408
|
B
|
Mid
|
| 523
|
Environmental effects of mining
|
12,639
|
407
|
C
|
Unknown
|
| 524
|
Biomass (energy)
|
12,625
|
407
|
C
|
Mid
|
| 525
|
Environmental law
|
12,619
|
407
|
C
|
High
|
| 526
|
Crescent Dunes Solar Energy Project
|
12,615
|
406
|
Start
|
Low
|
| 527
|
Toyota bZ4X
|
12,582
|
405
|
C
|
Low
|
| 528
|
Subarctic climate
|
12,524
|
404
|
C
|
Low
|
| 529
|
Environmental impact assessment
|
12,513
|
403
|
C
|
Top
|
| 530
|
BYD Dolphin
|
12,509
|
403
|
C
|
Low
|
| 531
|
Wind farm
|
12,475
|
402
|
B
|
High
|
| 532
|
Just Stop Oil
|
12,447
|
401
|
B
|
Low
|
| 533
|
Chemical warfare
|
12,383
|
399
|
C
|
High
|
| 534
|
GMC Hummer EV
|
12,345
|
398
|
C
|
Low
|
| 535
|
Pesticide poisoning
|
12,339
|
398
|
C
|
High
|
| 536
|
Endocrine disruptor
|
12,304
|
396
|
C
|
High
|
| 537
|
Medieval Warm Period
|
12,302
|
396
|
C
|
Low
|
| 538
|
Land degradation
|
12,300
|
396
|
C
|
Mid
|
| 539
|
Yvon Chouinard
|
12,298
|
396
|
Start
|
Unknown
|
| 540
|
NOx
|
12,280
|
396
|
Start
|
Low
|
| 541
|
Subsidy
|
12,269
|
395
|
C
|
Mid
|
| 542
|
Jim Banks
|
12,261
|
395
|
C
|
Low
|
| 543
|
Habitat destruction
|
12,254
|
395
|
C
|
High
|
| 544
|
BYD Qin
|
12,252
|
395
|
Start
|
High
|
| 545
|
Rechargeable battery
|
12,248
|
395
|
C
|
High
|
| 546
|
Arsenic poisoning
|
12,231
|
394
|
B
|
High
|
| 547
|
Windscale fire
|
12,221
|
394
|
B
|
Mid
|
| 548
|
Sinclair C5
|
12,217
|
394
|
GA
|
Low
|
| 549
|
Water distribution on Earth
|
12,199
|
393
|
Start
|
Unknown
|
| 550
|
Benjamin Bronfman
|
12,194
|
393
|
Start
|
Low
|
| 551
|
South Africa and weapons of mass destruction
|
12,174
|
392
|
Start
|
Mid
|
| 552
|
Volkswagen 1-litre car
|
12,149
|
391
|
C
|
High
|
| 553
|
Great Green Wall (Africa)
|
12,145
|
391
|
Start
|
Mid
|
| 554
|
Views of Elon Musk
|
12,105
|
390
|
B
|
Low
|
| 555
|
Enewetak Atoll
|
12,076
|
389
|
Start
|
Mid
|
| 556
|
Renewable resource
|
12,076
|
389
|
Start
|
Mid
|
| 557
|
Hinkley groundwater contamination
|
12,066
|
389
|
Start
|
Low
|
| 558
|
Aspark Owl
|
12,063
|
389
|
Start
|
Low
|
| 559
|
1966 Palomares B-52 crash
|
12,059
|
389
|
B
|
High
|
| 560
|
Isra Hirsi
|
12,054
|
388
|
Start
|
Low
|
| 561
|
Sewage
|
12,034
|
388
|
C
|
Unknown
|
| 562
|
Biological pest control
|
11,926
|
384
|
GA
|
High
|
| 563
|
2,4-Dichlorophenoxyacetic acid
|
11,910
|
384
|
C
|
Mid
|
| 564
|
Anthropocentrism
|
11,872
|
382
|
C
|
High
|
| 565
|
Conspicuous consumption
|
11,864
|
382
|
B
|
Low
|
| 566
|
Acrylamide
|
11,843
|
382
|
B
|
Mid
|
| 567
|
Organic food
|
11,805
|
380
|
C
|
Mid
|
| 568
|
Toxicity
|
11,780
|
380
|
C
|
High
|
| 569
|
Earth shelter
|
11,765
|
379
|
Start
|
Unknown
|
| 570
|
Net zero emissions
|
11,752
|
379
|
C
|
Mid
|
| 571
|
Oxy-fuel welding and cutting
|
11,748
|
378
|
B
|
Unknown
|
| 572
|
NASA Clean Air Study
|
11,734
|
378
|
Start
|
Mid
|
| 573
|
Pininfarina Battista
|
11,727
|
378
|
Start
|
Low
|
| 574
|
List of countries by renewable electricity production
|
11,709
|
377
|
List
|
Mid
|
| 575
|
Extremophile
|
11,690
|
377
|
C
|
Mid
|
| 576
|
The Limits to Growth
|
11,684
|
376
|
B
|
Low
|
| 577
|
John Thune
|
11,677
|
376
|
C
|
Low
|
| 578
|
IARC group 1 Carcinogens
|
11,676
|
376
|
List
|
High
|
| 579
|
Mate Rimac
|
11,652
|
375
|
Start
|
Low
|
| 580
|
Global dimming
|
11,627
|
375
|
GA
|
High
|
| 581
|
Rodenticide
|
11,601
|
374
|
C
|
Mid
|
| 582
|
Water treatment
|
11,596
|
374
|
Start
|
Unknown
|
| 583
|
Green Party (Ireland)
|
11,584
|
373
|
C
|
Unknown
|
| 584
|
Ramsar site
|
11,556
|
372
|
Start
|
High
|
| 585
|
Green politics
|
11,550
|
372
|
C
|
Low
|
| 586
|
Liquid hydrogen
|
11,544
|
372
|
Start
|
Unknown
|
| 587
|
100 of the World's Worst Invasive Alien Species
|
11,527
|
371
|
List
|
Low
|
| 588
|
Rolling coal
|
11,510
|
371
|
C
|
Low
|
| 589
|
Radioactive contamination
|
11,503
|
371
|
C
|
High
|
| 590
|
Chemical industry
|
11,489
|
370
|
Start
|
High
|
| 591
|
History of nuclear weapons
|
11,485
|
370
|
C
|
High
|
| 592
|
European Green Party
|
11,455
|
369
|
B
|
Mid
|
| 593
|
Ship breaking
|
11,422
|
368
|
Stub
|
Unknown
|
| 594
|
Slash-and-burn
|
11,406
|
367
|
C
|
Mid
|
| 595
|
Atrazine
|
11,392
|
367
|
Start
|
High
|
| 596
|
Bioplastic
|
11,379
|
367
|
Start
|
Mid
|
| 597
|
Anaerobic respiration
|
11,375
|
366
|
Start
|
Unknown
|
| 598
|
Hydrogenation
|
11,329
|
365
|
B
|
Unknown
|
| 599
|
Zone rouge
|
11,316
|
365
|
Start
|
Mid
|
| 600
|
Australian Greens
|
11,261
|
363
|
B
|
Unknown
|
| 601
|
Food safety
|
11,244
|
362
|
C
|
Mid
|
| 602
|
Toyota Aqua
|
11,228
|
362
|
Start
|
Low
|
| 603
|
Probability of precipitation
|
11,219
|
361
|
C
|
Low
|
| 604
|
Dioxins and dioxin-like compounds
|
11,197
|
361
|
C
|
Low
|
| 605
|
Tidal power
|
11,181
|
360
|
B
|
Mid
|
| 606
|
Diesel particulate filter
|
11,172
|
360
|
C
|
Mid
|
| 607
|
The Honest Company
|
11,164
|
360
|
Start
|
Low
|
| 608
|
Hexavalent chromium
|
11,163
|
360
|
B
|
High
|
| 609
|
Forest of Dean
|
11,124
|
358
|
C
|
Mid
|
| 610
|
Toxicology
|
11,123
|
358
|
C
|
Mid
|
| 611
|
Organophosphate
|
11,123
|
358
|
C
|
High
|
| 612
|
Green New Deal
|
11,114
|
358
|
C
|
Low
|
| 613
|
Climate engineering
|
11,072
|
357
|
B
|
Mid
|
| 614
|
Litter
|
11,044
|
356
|
B
|
Mid
|
| 615
|
Battery electric vehicle
|
11,034
|
355
|
C
|
Mid
|
| 616
|
Comprehensive Nuclear-Test-Ban Treaty
|
11,019
|
355
|
Start
|
High
|
| 617
|
Triple bottom line
|
11,008
|
355
|
C
|
High
|
| 618
|
Toxin
|
11,002
|
354
|
Start
|
High
|
| 619
|
Sea Shepherd Conservation Society
|
10,997
|
354
|
B
|
Unknown
|
| 620
|
Perovskite solar cell
|
10,986
|
354
|
C
|
Mid
|
| 621
|
Dartmoor
|
10,969
|
353
|
C
|
Unknown
|
| 622
|
Charging station
|
10,960
|
353
|
B
|
High
|
| 623
|
Biomagnification
|
10,906
|
351
|
Start
|
Mid
|
| 624
|
Nature reserve
|
10,833
|
349
|
C
|
Mid
|
| 625
|
Stratospheric aerosol injection
|
10,825
|
349
|
C
|
High
|
| 626
|
Municipal solid waste
|
10,816
|
348
|
Start
|
High
|
| 627
|
BMW i4
|
10,810
|
348
|
Start
|
High
|
| 628
|
Plastic recycling
|
10,805
|
348
|
C
|
High
|
| 629
|
Perfluorooctanesulfonic acid
|
10,791
|
348
|
Start
|
Mid
|
| 630
|
Ecofeminism
|
10,784
|
347
|
B
|
High
|
| 631
|
China and weapons of mass destruction
|
10,729
|
346
|
C
|
High
|
| 632
|
Ocean acidification
|
10,704
|
345
|
B
|
Unknown
|
| 633
|
Solar-cell efficiency
|
10,684
|
344
|
B
|
High
|
| 634
|
List of natural phenomena
|
10,654
|
343
|
Stub
|
Unknown
|
| 635
|
Coral bleaching
|
10,647
|
343
|
C
|
High
|
| 636
|
Sustainable Development Goal 11
|
10,582
|
341
|
Start
|
Unknown
|
| 637
|
Eco-terrorism
|
10,562
|
340
|
C
|
High
|
| 638
|
Firestorm
|
10,540
|
340
|
C
|
Mid
|
| 639
|
Marine biology
|
10,534
|
339
|
C
|
High
|
| 640
|
World energy supply and consumption
|
10,523
|
339
|
C
|
Top
|
| 641
|
Green building
|
10,487
|
338
|
B
|
Unknown
|
| 642
|
Michael Shellenberger
|
10,482
|
338
|
C
|
Low
|
| 643
|
RNA interference
|
10,476
|
337
|
FA
|
High
|
| 644
|
Coal-fired power station
|
10,466
|
337
|
C
|
High
|
| 645
|
Partial Nuclear Test Ban Treaty
|
10,457
|
337
|
GA
|
High
|
| 646
|
Extreme weather
|
10,447
|
337
|
C
|
Mid
|
| 647
|
North Atlantic garbage patch
|
10,429
|
336
|
C
|
Low
|
| 648
|
Globally Harmonized System of Classification and Labelling of Chemicals
|
10,408
|
335
|
C
|
Mid
|
| 649
|
Representative Concentration Pathway
|
10,407
|
335
|
C
|
Mid
|
| 650
|
Terrestrial animal
|
10,400
|
335
|
Start
|
High
|
| 651
|
Atmospheric water generator
|
10,395
|
335
|
Start
|
Low
|
| 652
|
Steam reforming
|
10,389
|
335
|
Start
|
Unknown
|
| 653
|
David Suzuki
|
10,383
|
334
|
B
|
Unknown
|
| 654
|
Soil conservation
|
10,373
|
334
|
B
|
High
|
| 655
|
List of BYD Auto vehicles
|
10,359
|
334
|
List
|
Low
|
| 656
|
Effects of the Chernobyl disaster
|
10,346
|
333
|
C
|
High
|
| 657
|
Space-based solar power
|
10,329
|
333
|
B
|
Unknown
|
| 658
|
Dirty bomb
|
10,316
|
332
|
C
|
Mid
|
| 659
|
Planet Earth III
|
10,278
|
331
|
Unknown
|
Low
|
| 660
|
Dust
|
10,273
|
331
|
C
|
Low
|
| 661
|
Mycotoxin
|
10,267
|
331
|
C
|
Mid
|
| 662
|
Trichloroethylene
|
10,236
|
330
|
B
|
Mid
|
| 663
|
Green economy
|
10,221
|
329
|
Start
|
Mid
|
| 664
|
Tracy Somerset, Duchess of Beaufort
|
10,213
|
329
|
Start
|
Low
|
| 665
|
Nuclear power in the United Kingdom
|
10,199
|
329
|
B
|
Mid
|
| 666
|
Fipronil
|
10,159
|
327
|
Start
|
Mid
|
| 667
|
Tropical monsoon climate
|
10,128
|
326
|
Start
|
Low
|
| 668
|
School Strike for Climate
|
10,126
|
326
|
C
|
Mid
|
| 669
|
Green hydrogen
|
10,117
|
326
|
C
|
Low
|
| 670
|
Electric bicycle
|
10,112
|
326
|
C
|
Mid
|
| 671
|
Bioremediation
|
10,106
|
326
|
Start
|
Mid
|
| 672
|
XPeng
|
10,093
|
325
|
Start
|
Low
|
| 673
|
Oil sands
|
10,087
|
325
|
C
|
Mid
|
| 674
|
Nuclear proliferation
|
10,079
|
325
|
C
|
High
|
| 675
|
Wicked problem
|
10,045
|
324
|
C
|
Mid
|
| 676
|
Diablo Canyon Power Plant
|
9,995
|
322
|
Start
|
Mid
|
| 677
|
Zeekr 001
|
9,994
|
322
|
C
|
Low
|
| 678
|
Crankcase ventilation system
|
9,982
|
322
|
C
|
Low
|
| 679
|
Climate classification
|
9,942
|
320
|
Stub
|
Low
|
| 680
|
Intensive farming
|
9,933
|
320
|
C
|
High
|
| 681
|
Bharat stage emission standards
|
9,915
|
319
|
C
|
Low
|
| 682
|
Harmful algal bloom
|
9,895
|
319
|
C
|
Mid
|
| 683
|
BYD Atto 3
|
9,857
|
317
|
Start
|
Low
|
| 684
|
Hydrogen economy
|
9,848
|
317
|
B
|
High
|
| 685
|
Offshore wind power
|
9,812
|
316
|
B
|
Mid
|
| 686
|
Fatberg
|
9,803
|
316
|
Start
|
Low
|
| 687
|
Climate variability and change
|
9,795
|
315
|
C
|
Top
|
| 688
|
Environmental studies
|
9,789
|
315
|
Start
|
High
|
| 689
|
774–775 carbon-14 spike
|
9,786
|
315
|
Start
|
Low
|
| 690
|
Ecosystem service
|
9,769
|
315
|
Start
|
Unknown
|
| 691
|
SolarCity
|
9,740
|
314
|
B
|
High
|
| 692
|
Ford C-Max
|
9,730
|
313
|
C
|
High
|
| 693
|
Carrying capacity
|
9,698
|
312
|
C
|
Mid
|
| 694
|
Teton Dam
|
9,664
|
311
|
C
|
Low
|
| 695
|
List of environmental organizations
|
9,660
|
311
|
List
|
Top
|
| 696
|
Cape Town water crisis
|
9,646
|
311
|
B
|
Low
|
| 697
|
Biological agent
|
9,623
|
310
|
C
|
High
|
| 698
|
Land
|
9,559
|
308
|
B
|
Low
|
| 699
|
Environmental engineering
|
9,558
|
308
|
C
|
Top
|
| 700
|
Kuznets curve
|
9,553
|
308
|
B
|
Mid
|
| 701
|
C40 Cities Climate Leadership Group
|
9,537
|
307
|
Start
|
Low
|
| 702
|
Treaty on the Prohibition of Nuclear Weapons
|
9,534
|
307
|
C
|
Mid
|
| 703
|
Timeline of first images of Earth from space
|
9,532
|
307
|
List
|
Low
|
| 704
|
Vinyl chloride
|
9,518
|
307
|
B
|
Mid
|
| 705
|
Vegetation
|
9,485
|
305
|
C
|
Mid
|
| 706
|
Biodiversity loss
|
9,456
|
305
|
C
|
Mid
|
| 707
|
Energy conservation
|
9,452
|
304
|
B
|
Low
|
| 708
|
Methanol fuel
|
9,412
|
303
|
C
|
High
|
| 709
|
Global temperature record
|
9,407
|
303
|
C
|
Unknown
|
| 710
|
Algal bloom
|
9,392
|
302
|
B
|
Low
|
| 711
|
Cesspit
|
9,389
|
302
|
C
|
Low
|
| 712
|
Thermal pollution
|
9,371
|
302
|
Start
|
Mid
|
| 713
|
Nuclear fuel
|
9,357
|
301
|
B
|
High
|
| 714
|
Near-threatened species
|
9,348
|
301
|
Start
|
Mid
|
| 715
|
Bioethics
|
9,347
|
301
|
Start
|
Mid
|
| 716
|
Greywater
|
9,340
|
301
|
Start
|
Unknown
|
| 717
|
Effects of climate change on agriculture
|
9,319
|
300
|
C
|
High
|
| 718
|
Solar inverter
|
9,297
|
299
|
C
|
Low
|
| 719
|
Camp Lejeune water contamination
|
9,296
|
299
|
Start
|
Unknown
|
| 720
|
Climate of South Africa
|
9,282
|
299
|
Start
|
Low
|
| 721
|
Sustainable Development Goal 13
|
9,274
|
299
|
C
|
Mid
|
| 722
|
Deep ecology
|
9,256
|
298
|
C
|
Low
|
| 723
|
Patrick Dovigi
|
9,250
|
298
|
Start
|
Low
|
| 724
|
List of largest hydroelectric power stations
|
9,246
|
298
|
C
|
Unknown
|
| 725
|
Atmospheric circulation
|
9,222
|
297
|
Start
|
High
|
| 726
|
Renewable energy in India
|
9,199
|
296
|
B
|
High
|
| 727
|
Brundtland Commission
|
9,195
|
296
|
Start
|
Unknown
|
| 728
|
Dakota Access Pipeline protests
|
9,186
|
296
|
C
|
Low
|
| 729
|
On Deadly Ground
|
9,127
|
294
|
Start
|
Low
|
| 730
|
Toyota Camry (XV50)
|
9,065
|
292
|
C
|
Mid
|
| 731
|
RDS-1
|
9,060
|
292
|
C
|
High
|
| 732
|
Afforestation
|
9,053
|
292
|
C
|
Mid
|
| 733
|
Chlorpyrifos
|
9,046
|
291
|
C
|
Mid
|
| 734
|
Sierra Club
|
9,023
|
291
|
B
|
Mid
|
| 735
|
Dimethylmercury
|
8,995
|
290
|
C
|
Mid
|
| 736
|
Baraka (film)
|
8,962
|
289
|
Start
|
Unknown
|
| 737
|
Chemical Weapons Convention
|
8,933
|
288
|
C
|
High
|
| 738
|
Nuclear disarmament
|
8,929
|
288
|
C
|
Top
|
| 739
|
Toyota Prius C
|
8,925
|
287
|
C
|
High
|
| 740
|
Whole Earth Catalog
|
8,906
|
287
|
B
|
Low
|
| 741
|
Ford F-150 Lightning
|
8,900
|
287
|
Start
|
Mid
|
| 742
|
Carbon emission trading
|
8,855
|
285
|
B
|
Low
|
| 743
|
Fuel cell vehicle
|
8,853
|
285
|
Start
|
Unknown
|
| 744
|
Ocean gyre
|
8,846
|
285
|
Start
|
Mid
|
| 745
|
List of Superfund sites
|
8,831
|
284
|
List
|
Mid
|
| 746
|
Food loss and waste
|
8,824
|
284
|
B
|
Mid
|
| 747
|
Sick building syndrome
|
8,810
|
284
|
Start
|
Mid
|
| 748
|
Citroën Ami (electric vehicle)
|
8,806
|
284
|
Start
|
Unknown
|
| 749
|
JBS S.A.
|
8,801
|
283
|
C
|
Low
|
| 750
|
Resource depletion
|
8,800
|
283
|
C
|
High
|
| 751
|
ISO 14000
|
8,795
|
283
|
Start
|
Unknown
|
| 752
|
Restriction of Hazardous Substances Directive
|
8,763
|
282
|
C
|
Mid
|
| 753
|
Tesla Powerwall
|
8,756
|
282
|
C
|
High
|
| 754
|
Dersu Uzala (1975 film)
|
8,745
|
282
|
Start
|
Low
|
| 755
|
Air pollution in India
|
8,744
|
282
|
C
|
Mid
|
| 756
|
Clean Air Act (United States)
|
8,733
|
281
|
Start
|
Low
|
| 757
|
Proton-exchange membrane fuel cell
|
8,711
|
281
|
B
|
Unknown
|
| 758
|
Surface runoff
|
8,710
|
280
|
C
|
Low
|
| 759
|
Overfishing
|
8,701
|
280
|
B
|
High
|
| 760
|
Timeline of glaciation
|
8,676
|
279
|
List
|
Unknown
|
| 761
|
Flow battery
|
8,669
|
279
|
B
|
Mid
|
| 762
|
U.S. state and territory temperature extremes
|
8,664
|
279
|
List
|
Mid
|
| 763
|
Exploitation of natural resources
|
8,655
|
279
|
Start
|
High
|
| 764
|
Sustainable Development Goal 12
|
8,622
|
278
|
Start
|
Unknown
|
| 765
|
Toyota Prius V
|
8,621
|
278
|
C
|
High
|
| 766
|
Biodegradable plastic
|
8,610
|
277
|
C
|
Mid
|
| 767
|
Noxious weed
|
8,600
|
277
|
Start
|
Unknown
|
| 768
|
Ecologist Green Party of Mexico
|
8,591
|
277
|
Start
|
Unknown
|
| 769
|
World Water Day
|
8,554
|
275
|
C
|
Unknown
|
| 770
|
BMW iX
|
8,548
|
275
|
Start
|
Unknown
|
| 771
|
Jaguar C-X75
|
8,532
|
275
|
B
|
Mid
|
| 772
|
Solar cooker
|
8,527
|
275
|
B
|
Unknown
|
| 773
|
How to Blow Up a Pipeline (film)
|
8,522
|
274
|
GA
|
Low
|
| 774
|
Ministry of Environment, Forest and Climate Change
|
8,518
|
274
|
Start
|
High
|
| 775
|
Brownfield land
|
8,493
|
273
|
C
|
Unknown
|
| 776
|
World Oceans Day
|
8,493
|
273
|
Start
|
Unknown
|
| 777
|
List of battery electric vehicles
|
8,480
|
273
|
List
|
Mid
|
| 778
|
Ora Good Cat
|
8,464
|
273
|
Start
|
Low
|
| 779
|
Sustainable Development Goal 6
|
8,460
|
272
|
C
|
Mid
|
| 780
|
Carbon tax
|
8,455
|
272
|
C
|
High
|
| 781
|
Cigarette filter
|
8,453
|
272
|
Start
|
High
|
| 782
|
Patterns in nature
|
8,418
|
271
|
GA
|
Low
|
| 783
|
Jerrawangala National Park
|
8,397
|
270
|
Start
|
Low
|
| 784
|
Conservation biology
|
8,378
|
270
|
B
|
Top
|
| 785
|
Customary law
|
8,376
|
270
|
Start
|
Mid
|
| 786
|
Soot
|
8,373
|
270
|
C
|
Mid
|
| 787
|
Monsoon of South Asia
|
8,370
|
270
|
B
|
Unknown
|
| 788
|
Environmental hazard
|
8,364
|
269
|
Start
|
High
|
| 789
|
Paleocene–Eocene Thermal Maximum
|
8,358
|
269
|
B
|
Low
|
| 790
|
Common ethanol fuel mixtures
|
8,352
|
269
|
B
|
Mid
|
| 791
|
Methyl tert-butyl ether
|
8,342
|
269
|
B
|
Mid
|
| 792
|
Once Upon a Forest
|
8,332
|
268
|
C
|
Unknown
|
| 793
|
Hydrogen embrittlement
|
8,322
|
268
|
Start
|
Mid
|
| 794
|
Toyota Prius (XW30)
|
8,317
|
268
|
B
|
Unknown
|
| 795
|
Coal combustion products
|
8,300
|
267
|
C
|
Low
|
| 796
|
Edward Abbey
|
8,259
|
266
|
B
|
Mid
|
| 797
|
Heat recovery ventilation
|
8,248
|
266
|
C
|
Low
|
| 798
|
Planetary boundaries
|
8,245
|
265
|
B
|
High
|
| 799
|
Aldo Leopold
|
8,239
|
265
|
B
|
High
|
| 800
|
Diethylstilbestrol
|
8,211
|
264
|
B
|
High
|
| 801
|
Natural resource management
|
8,210
|
264
|
Start
|
Unknown
|
| 802
|
Smoke
|
8,205
|
264
|
C
|
Mid
|
| 803
|
Hügelkultur
|
8,204
|
264
|
Start
|
Low
|
| 804
|
Tree well
|
8,198
|
264
|
Start
|
Low
|
| 805
|
Exxon Valdez
|
8,182
|
263
|
Start
|
High
|
| 806
|
Xeriscaping
|
8,167
|
263
|
C
|
Low
|
| 807
|
History of the petroleum industry
|
8,165
|
263
|
C
|
Low
|
| 808
|
Wind power in India
|
8,165
|
263
|
Start
|
Mid
|
| 809
|
Water supply
|
8,137
|
262
|
C
|
High
|
| 810
|
Affluenza
|
8,134
|
262
|
Start
|
Mid
|
| 811
|
Freshwater eel poaching and smuggling
|
8,125
|
262
|
Start
|
Low
|
| 812
|
Doughnut (economic model)
|
8,092
|
261
|
B
|
Low
|
| 813
|
Gallium arsenide
|
8,090
|
260
|
C
|
Mid
|
| 814
|
Build Back Better Plan
|
8,088
|
260
|
C
|
Low
|
| 815
|
Kia EV6
|
8,077
|
260
|
Start
|
Low
|
| 816
|
Biodegradation
|
8,074
|
260
|
Start
|
Low
|
| 817
|
Robin Wall Kimmerer
|
8,056
|
259
|
C
|
Low
|
| 818
|
Maunder Minimum
|
8,047
|
259
|
C
|
Low
|
| 819
|
E85
|
8,040
|
259
|
C
|
Unknown
|
| 820
|
Storm drain
|
8,019
|
258
|
C
|
Unknown
|
| 821
|
Genetic diversity
|
8,017
|
258
|
C
|
Mid
|
| 822
|
Safe (1995 film)
|
8,002
|
258
|
Start
|
Unknown
|
| 823
|
Rivian R1S
|
7,974
|
257
|
Start
|
Low
|
| 824
|
Solar radiation modification
|
7,971
|
257
|
C
|
Low
|
| 825
|
Electric aircraft
|
7,964
|
256
|
C
|
Unknown
|
| 826
|
Volkswagen ID.3
|
7,957
|
256
|
Unknown
|
Unknown
|
| 827
|
Destruction of the Kakhovka Dam
|
7,954
|
256
|
C
|
Mid
|
| 828
|
Environmental education
|
7,925
|
255
|
C
|
High
|
| 829
|
Lincoln Aviator
|
7,907
|
255
|
Start
|
Low
|
| 830
|
Halothane
|
7,893
|
254
|
C
|
Low
|
| 831
|
Nio EP9
|
7,838
|
252
|
Start
|
Unknown
|
| 832
|
Insects as food
|
7,833
|
252
|
C
|
High
|
| 833
|
List of largest giant sequoias
|
7,829
|
252
|
List
|
Mid
|
| 834
|
Exotic pet
|
7,817
|
252
|
Start
|
Low
|
| 835
|
Runaway greenhouse effect
|
7,806
|
251
|
B
|
Low
|
| 836
|
Methylmercury
|
7,786
|
251
|
B
|
High
|
| 837
|
Climate of Italy
|
7,775
|
250
|
C
|
Low
|
| 838
|
Sustainable Development Goal 16
|
7,762
|
250
|
Start
|
Low
|
| 839
|
Fishery
|
7,760
|
250
|
Start
|
Low
|
| 840
|
Rainforest Alliance
|
7,749
|
249
|
C
|
Mid
|
| 841
|
Tree planting
|
7,714
|
248
|
C
|
Low
|
| 842
|
Sod
|
7,712
|
248
|
C
|
Mid
|
| 843
|
Composting toilet
|
7,710
|
248
|
C
|
Unknown
|
| 844
|
Campaign for Nuclear Disarmament
|
7,705
|
248
|
B
|
Mid
|
| 845
|
Bioaccumulation
|
7,704
|
248
|
Start
|
Mid
|
| 846
|
Paul R. Ehrlich
|
7,675
|
247
|
B
|
Mid
|
| 847
|
Volkswagen ID. Buzz
|
7,658
|
247
|
C
|
Mid
|
| 848
|
Volcanic winter
|
7,654
|
246
|
Start
|
Low
|
| 849
|
Hydrosphere
|
7,641
|
246
|
C
|
High
|
| 850
|
Activated sludge
|
7,640
|
246
|
C
|
Low
|
| 851
|
Environmental disaster
|
7,628
|
246
|
Start
|
Top
|
| 852
|
Photovoltaic power station
|
7,627
|
246
|
C
|
High
|
| 853
|
Environmental justice
|
7,626
|
246
|
C
|
Low
|
| 854
|
Renault Zoe
|
7,625
|
245
|
C
|
High
|
| 855
|
Solar thermal energy
|
7,624
|
245
|
B
|
High
|
| 856
|
Right to repair
|
7,618
|
245
|
B
|
Unknown
|
| 857
|
Protected area
|
7,613
|
245
|
B
|
High
|
| 858
|
Bioterrorism
|
7,609
|
245
|
B
|
High
|
| 859
|
Park ranger
|
7,601
|
245
|
Start
|
Mid
|
| 860
|
Marine pollution
|
7,570
|
244
|
B
|
Unknown
|
| 861
|
Douglas Tompkins
|
7,563
|
243
|
C
|
Mid
|
| 862
|
Seveso disaster
|
7,556
|
243
|
Start
|
Mid
|
| 863
|
Butadiene
|
7,544
|
243
|
B
|
High
|
| 864
|
Ice sheet
|
7,544
|
243
|
C
|
Mid
|
| 865
|
Lake Estancia
|
7,517
|
242
|
FA
|
Low
|
| 866
|
Climate of Antarctica
|
7,509
|
242
|
C
|
High
|
| 867
|
Boyan Slat
|
7,506
|
242
|
Start
|
Unknown
|
| 868
|
Passive smoking
|
7,503
|
242
|
B
|
Mid
|
| 869
|
Hyundai Ioniq
|
7,499
|
241
|
C
|
Mid
|
| 870
|
Climate change feedbacks
|
7,476
|
241
|
C
|
Mid
|
| 871
|
Upcycling
|
7,473
|
241
|
C
|
Mid
|
| 872
|
Green party
|
7,420
|
239
|
C
|
High
|
| 873
|
Thionyl chloride
|
7,401
|
238
|
B
|
Mid
|
| 874
|
Clean Water Act
|
7,386
|
238
|
B
|
High
|
| 875
|
Evapotranspiration
|
7,383
|
238
|
C
|
Mid
|
| 876
|
McMurtry Spéirling
|
7,358
|
237
|
Start
|
Unknown
|
| 877
|
Worldwide Harmonised Light Vehicles Test Procedure
|
7,348
|
237
|
C
|
Mid
|
| 878
|
350.org
|
7,337
|
236
|
B
|
Low
|
| 879
|
History of climate change science
|
7,328
|
236
|
C
|
Unknown
|
| 880
|
First Solar
|
7,315
|
235
|
Start
|
Unknown
|
| 881
|
Endangered Species Act of 1973
|
7,312
|
235
|
C
|
High
|
| 882
|
Tesla Megapack
|
7,303
|
235
|
Unknown
|
Unknown
|
| 883
|
Forest management
|
7,288
|
235
|
C
|
Mid
|
| 884
|
Copper extraction
|
7,281
|
234
|
C
|
Low
|
| 885
|
Biophilic design
|
7,271
|
234
|
C
|
Low
|
| 886
|
Dichlorodifluoromethane
|
7,237
|
233
|
Start
|
High
|
| 887
|
Conservation movement
|
7,225
|
233
|
C
|
Low
|
| 888
|
Plug-in electric vehicle
|
7,223
|
233
|
B
|
High
|
| 889
|
Causes of cancer
|
7,223
|
233
|
B
|
High
|
| 890
|
BYD Han
|
7,220
|
232
|
Start
|
Unknown
|
| 891
|
Criticism of Tesla, Inc.
|
7,201
|
232
|
C
|
Low
|
| 892
|
Honda Prologue
|
7,196
|
232
|
Stub
|
Low
|
| 893
|
Cadillac Lyriq
|
7,158
|
230
|
Start
|
Mid
|
| 894
|
Sustainable fashion
|
7,155
|
230
|
C
|
Mid
|
| 895
|
Tipping points in the climate system
|
7,155
|
230
|
GA
|
Top
|
| 896
|
Radiative forcing
|
7,146
|
230
|
C
|
Low
|
| 897
|
Direct air capture
|
7,139
|
230
|
C
|
Unknown
|
| 898
|
Limelight
|
7,136
|
230
|
Start
|
Unknown
|
| 899
|
Biofouling
|
7,132
|
230
|
B
|
Low
|
| 900
|
Life on Our Planet
|
7,132
|
230
|
Start
|
Low
|
| 901
|
Dead zone (ecology)
|
7,119
|
229
|
C
|
High
|
| 902
|
1,4-Dioxane
|
7,110
|
229
|
Start
|
Mid
|
| 903
|
BMW M Hybrid V8
|
7,107
|
229
|
Stub
|
Low
|
| 904
|
History of ExxonMobil
|
7,100
|
229
|
B
|
Low
|
| 905
|
Masdar City
|
7,092
|
228
|
C
|
High
|
| 906
|
Steven Chu
|
7,080
|
228
|
C
|
Mid
|
| 907
|
The Ocean Cleanup
|
7,074
|
228
|
Start
|
Unknown
|
| 908
|
Solid oxide fuel cell
|
7,045
|
227
|
Start
|
Unknown
|
| 909
|
Ken Saro-Wiwa
|
7,020
|
226
|
B
|
Low
|
| 910
|
Lists of nuclear disasters and radioactive incidents
|
7,001
|
225
|
List
|
Mid
|
| 911
|
Karma Revero
|
6,987
|
225
|
Start
|
Mid
|
| 912
|
Scrap
|
6,986
|
225
|
Start
|
Low
|
| 913
|
Radiation protection
|
6,972
|
224
|
Start
|
Mid
|
| 914
|
Gas flare
|
6,971
|
224
|
Start
|
Unknown
|
| 915
|
Climate of Ireland
|
6,970
|
224
|
C
|
Low
|
| 916
|
MG4 EV
|
6,954
|
224
|
Start
|
Low
|
| 917
|
Environmental impact of agriculture
|
6,946
|
224
|
C
|
High
|
| 918
|
United Nations Conference on the Human Environment
|
6,917
|
223
|
Start
|
Low
|
| 919
|
Carbon sink
|
6,914
|
223
|
C
|
High
|
| 920
|
Waste container
|
6,910
|
222
|
Start
|
High
|
| 921
|
Asbestosis
|
6,908
|
222
|
B
|
Mid
|
| 922
|
Phytoremediation
|
6,907
|
222
|
C
|
Mid
|
| 923
|
Risk assessment
|
6,906
|
222
|
C
|
Mid
|
| 924
|
Anti-nuclear movement
|
6,905
|
222
|
B
|
Mid
|
| 925
|
Hazardous waste
|
6,897
|
222
|
Start
|
Mid
|
| 926
|
Lisa Harrow
|
6,897
|
222
|
C
|
Low
|
| 927
|
Aviation biofuel
|
6,894
|
222
|
Start
|
Unknown
|
| 928
|
Elinor Ostrom
|
6,881
|
221
|
B
|
Mid
|
| 929
|
Tailings
|
6,880
|
221
|
Start
|
Unknown
|
| 930
|
Slurry
|
6,874
|
221
|
Unknown
|
Unknown
|
| 931
|
Environmental policy
|
6,871
|
221
|
C
|
Top
|
| 932
|
Jim Inhofe
|
6,870
|
221
|
B
|
Low
|
| 933
|
Nu Ride Inc.
|
6,847
|
220
|
Start
|
Unknown
|
| 934
|
Car-free days
|
6,835
|
220
|
C
|
High
|
| 935
|
Monoculture
|
6,817
|
219
|
Start
|
High
|
| 936
|
Contamination
|
6,806
|
219
|
C
|
Unknown
|
| 937
|
Our Common Future
|
6,805
|
219
|
Start
|
Mid
|
| 938
|
Hyundai Ioniq 6
|
6,800
|
219
|
Unknown
|
Unknown
|
| 939
|
Cow dung
|
6,789
|
219
|
Start
|
Low
|
| 940
|
The Ecologists (France)
|
6,787
|
218
|
Start
|
Unknown
|
| 941
|
Global Reporting Initiative
|
6,785
|
218
|
C
|
Unknown
|
| 942
|
Kia EV9
|
6,785
|
218
|
Stub
|
Unknown
|
| 943
|
Eco-socialism
|
6,765
|
218
|
C
|
Mid
|
| 944
|
Biomass (ecology)
|
6,733
|
217
|
C
|
Mid
|
| 945
|
San Onofre Nuclear Generating Station
|
6,731
|
217
|
C
|
Mid
|
| 946
|
Vestas
|
6,723
|
216
|
Start
|
High
|
| 947
|
North Sea oil
|
6,720
|
216
|
Start
|
Mid
|
| 948
|
The Nature Conservancy
|
6,698
|
216
|
B
|
Low
|
| 949
|
Polestar 4
|
6,695
|
215
|
Unknown
|
Unknown
|
| 950
|
List of highly toxic gases
|
6,694
|
215
|
List
|
High
|
| 951
|
Causes of climate change
|
6,690
|
215
|
B
|
Low
|
| 952
|
Kate Humble
|
6,687
|
215
|
C
|
Low
|
| 953
|
Basel Convention
|
6,666
|
215
|
Start
|
Unknown
|
| 954
|
Wind power by country
|
6,665
|
215
|
List
|
Mid
|
| 955
|
Audi e-tron
|
6,641
|
214
|
C
|
Mid
|
| 956
|
Ecological footprint
|
6,639
|
214
|
B
|
High
|
| 957
|
Dakota Access Pipeline
|
6,633
|
213
|
B
|
Mid
|
| 958
|
Christian Schmidt (politician)
|
6,629
|
213
|
C
|
Low
|
| 959
|
Plant pathology
|
6,623
|
213
|
C
|
High
|
| 960
|
Fungicide
|
6,615
|
213
|
C
|
High
|
| 961
|
Neonicotinoid
|
6,608
|
213
|
C
|
High
|
| 962
|
Our Planet
|
6,580
|
212
|
Start
|
Low
|
| 963
|
National parks of the United Kingdom
|
6,577
|
212
|
List
|
Low
|
| 964
|
United States Fish and Wildlife Service
|
6,556
|
211
|
C
|
Mid
|
| 965
|
Laundry detergent
|
6,555
|
211
|
Start
|
Low
|
| 966
|
2-Butoxyethanol
|
6,530
|
210
|
C
|
Mid
|
| 967
|
Honda Clarity
|
6,526
|
210
|
B
|
Low
|
| 968
|
Fossil fuel power station
|
6,496
|
209
|
B
|
High
|
| 969
|
Environmental health
|
6,494
|
209
|
Start
|
Unknown
|
| 970
|
Human population planning
|
6,479
|
209
|
Start
|
Unknown
|
| 971
|
Hooker Chemical Company
|
6,477
|
208
|
C
|
Mid
|
| 972
|
Madison Grant
|
6,470
|
208
|
C
|
Unknown
|
| 973
|
Central Pollution Control Board
|
6,466
|
208
|
Start
|
Low
|
| 974
|
Native species
|
6,457
|
208
|
Start
|
Mid
|
| 975
|
Grove (nature)
|
6,445
|
207
|
Stub
|
Unknown
|
| 976
|
Climate change in India
|
6,434
|
207
|
B
|
High
|
| 977
|
Earth's energy budget
|
6,432
|
207
|
C
|
High
|
| 978
|
Indian vulture crisis
|
6,432
|
207
|
Start
|
Low
|
| 979
|
2021 United Nations Climate Change Conference
|
6,427
|
207
|
C
|
High
|
| 980
|
Global cooling
|
6,415
|
206
|
B
|
Low
|
| 981
|
MG5 (automobile)
|
6,415
|
206
|
Start
|
Low
|
| 982
|
Acrylonitrile
|
6,411
|
206
|
Start
|
Mid
|
| 983
|
Sustainable tourism
|
6,389
|
206
|
C
|
Low
|
| 984
|
Volvo EX30
|
6,360
|
205
|
Stub
|
Unknown
|
| 985
|
Embalming chemicals
|
6,345
|
204
|
Start
|
Low
|
| 986
|
Caroline Gleich
|
6,334
|
204
|
Stub
|
Low
|
| 987
|
Fresh Kills Landfill
|
6,320
|
203
|
C
|
Unknown
|
| 988
|
Green Party (UK)
|
6,305
|
203
|
C
|
Mid
|
| 989
|
Epping Forest
|
6,304
|
203
|
C
|
Mid
|
| 990
|
Climate system
|
6,302
|
203
|
GA
|
High
|
| 991
|
Hoot (film)
|
6,293
|
203
|
Start
|
Low
|
| 992
|
Tonlé Sap
|
6,286
|
202
|
C
|
Mid
|
| 993
|
Neutron radiation
|
6,274
|
202
|
C
|
Mid
|
| 994
|
Selective catalytic reduction
|
6,272
|
202
|
C
|
Mid
|
| 995
|
The Population Bomb
|
6,266
|
202
|
B
|
Mid
|
| 996
|
Precautionary principle
|
6,263
|
202
|
C
|
High
|
| 997
|
Sustainable Development Goal 14
|
6,252
|
201
|
C
|
Low
|
| 998
|
Strategic nuclear weapon
|
6,237
|
201
|
Start
|
Mid
|
| 999
|
Lake Karachay
|
6,236
|
201
|
Start
|
Unknown
|
| 1000
|
Climate of Spain
|
6,236
|
201
|
Start
|
Low
|
