Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
1
|
Greta Thunberg
|
1,127,019
|
37,567
|
GA
|
High
|
2
|
Atomic bombings of Hiroshima and Nagasaki
|
467,828
|
15,594
|
GA
|
High
|
3
|
David Attenborough
|
306,881
|
10,229
|
GA
|
High
|
4
|
Nuclear weapons and Israel
|
269,570
|
8,985
|
B
|
Low
|
5
|
Nuclear weapon
|
260,618
|
8,687
|
C
|
High
|
6
|
Jimmy Carter
|
252,266
|
8,408
|
GA
|
High
|
7
|
Earth
|
248,555
|
8,285
|
FA
|
Top
|
8
|
Enriched uranium
|
216,922
|
7,230
|
B
|
Mid
|
9
|
Tsar Bomba
|
188,408
|
6,280
|
B
|
High
|
10
|
World Environment Day
|
151,975
|
5,065
|
C
|
High
|
11
|
Thermonuclear weapon
|
131,113
|
4,370
|
C
|
High
|
12
|
Willem-Alexander of the Netherlands
|
120,503
|
4,016
|
C
|
Low
|
13
|
Fukushima nuclear accident
|
118,622
|
3,954
|
GA
|
High
|
14
|
Steve Irwin
|
118,583
|
3,952
|
C
|
High
|
15
|
Climate change
|
116,990
|
3,899
|
FA
|
Top
|
16
|
International Atomic Energy Agency
|
113,211
|
3,773
|
B
|
Mid
|
17
|
Al Gore
|
105,133
|
3,504
|
GA
|
Mid
|
18
|
Charles Darwin
|
103,772
|
3,459
|
FA
|
High
|
19
|
Bhopal disaster
|
94,994
|
3,166
|
B
|
High
|
20
|
Industrial Revolution
|
91,845
|
3,061
|
C
|
Mid
|
21
|
Sustainable Development Goals
|
88,946
|
2,964
|
B
|
High
|
22
|
Three Mile Island accident
|
88,089
|
2,936
|
B
|
High
|
23
|
Asbestos
|
87,477
|
2,915
|
B
|
High
|
24
|
BP
|
85,486
|
2,849
|
B
|
High
|
25
|
World population
|
83,231
|
2,774
|
B
|
Top
|
26
|
John Thune
|
73,225
|
2,440
|
C
|
Low
|
27
|
Generative artificial intelligence
|
72,793
|
2,426
|
B
|
Unknown
|
28
|
Kardashev scale
|
71,818
|
2,393
|
B
|
Low
|
29
|
Sustainable development
|
69,645
|
2,321
|
C
|
Top
|
30
|
Shell plc
|
66,894
|
2,229
|
B
|
Low
|
31
|
Amazon rainforest
|
66,439
|
2,214
|
B
|
Top
|
32
|
Erin Brockovich (film)
|
64,634
|
2,154
|
C
|
Low
|
33
|
Fungus
|
62,882
|
2,096
|
FA
|
High
|
34
|
Deepwater Horizon oil spill
|
61,786
|
2,059
|
C
|
High
|
35
|
Trinity (nuclear test)
|
61,341
|
2,044
|
FA
|
High
|
36
|
Aral Sea
|
60,528
|
2,017
|
B
|
High
|
37
|
Tesla Cybertruck
|
60,432
|
2,014
|
C
|
Mid
|
38
|
Nuclear warfare
|
58,943
|
1,964
|
C
|
High
|
39
|
Three Gorges Dam
|
58,018
|
1,933
|
GA
|
Mid
|
40
|
Cancer
|
56,952
|
1,898
|
B
|
High
|
41
|
Petroleum
|
56,608
|
1,886
|
C
|
High
|
42
|
Agent Orange
|
56,577
|
1,885
|
GA
|
High
|
43
|
Ocean
|
56,154
|
1,871
|
B
|
High
|
44
|
Highest temperature recorded on Earth
|
56,134
|
1,871
|
C
|
Mid
|
45
|
Rivian
|
55,908
|
1,863
|
C
|
Low
|
46
|
Music of the Spheres World Tour
|
54,815
|
1,827
|
GA
|
Low
|
47
|
Mercury (element)
|
53,989
|
1,799
|
GA
|
High
|
48
|
The Day After Tomorrow
|
53,729
|
1,790
|
C
|
Mid
|
49
|
Life
|
53,498
|
1,783
|
GA
|
Top
|
50
|
Air conditioning
|
53,219
|
1,773
|
C
|
High
|
51
|
Acute radiation syndrome
|
52,675
|
1,755
|
B
|
Mid
|
52
|
Lucid Motors
|
52,135
|
1,737
|
C
|
Mid
|
53
|
ExxonMobil
|
51,170
|
1,705
|
B
|
Mid
|
54
|
Waterworld
|
51,052
|
1,701
|
C
|
Low
|
55
|
List of countries by air pollution
|
49,025
|
1,634
|
List
|
Low
|
56
|
Agriculture
|
48,426
|
1,614
|
GA
|
High
|
57
|
South Africa and weapons of mass destruction
|
47,855
|
1,595
|
Start
|
Mid
|
58
|
Chernobyl
|
47,426
|
1,580
|
B
|
High
|
59
|
Tree
|
45,954
|
1,531
|
GA
|
Low
|
60
|
Plutonium
|
45,116
|
1,503
|
FA
|
High
|
61
|
Conservation status
|
44,619
|
1,487
|
C
|
Mid
|
62
|
Fiber optic drone
|
44,456
|
1,481
|
Stub
|
Unknown
|
63
|
Dust Bowl
|
44,344
|
1,478
|
B
|
Mid
|
64
|
Lead
|
43,654
|
1,455
|
FA
|
High
|
65
|
Abiogenesis
|
43,558
|
1,451
|
GA
|
High
|
66
|
Castle Bravo
|
43,369
|
1,445
|
C
|
High
|
67
|
Atmosphere of Earth
|
42,446
|
1,414
|
C
|
High
|
68
|
Mutual assured destruction
|
42,440
|
1,414
|
C
|
High
|
69
|
Air pollution
|
42,183
|
1,406
|
C
|
Top
|
70
|
Chernobyl Nuclear Power Plant
|
41,699
|
1,389
|
B
|
High
|
71
|
Toyota Prius
|
41,315
|
1,377
|
B
|
Mid
|
72
|
Ed Begley Jr.
|
41,299
|
1,376
|
C
|
Mid
|
73
|
Nuclear power
|
40,654
|
1,355
|
GA
|
High
|
74
|
Dark Waters (2019 film)
|
40,618
|
1,353
|
Start
|
Low
|
75
|
PFAS
|
40,487
|
1,349
|
C
|
High
|
76
|
Extinction
|
40,366
|
1,345
|
C
|
High
|
77
|
Formula E
|
40,182
|
1,339
|
C
|
Low
|
78
|
IUCN Red List
|
40,150
|
1,338
|
C
|
Mid
|
79
|
Weapon of mass destruction
|
40,102
|
1,336
|
C
|
Mid
|
80
|
Ice age
|
40,059
|
1,335
|
B
|
High
|
81
|
Pollution
|
39,943
|
1,331
|
B
|
Top
|
82
|
Susan Collins
|
39,871
|
1,329
|
B
|
Low
|
83
|
Cigarette
|
39,239
|
1,307
|
B
|
Mid
|
84
|
Salton Sea
|
39,111
|
1,303
|
B
|
Mid
|
85
|
Svalbard Global Seed Vault
|
38,380
|
1,279
|
B
|
Mid
|
86
|
Carbon dioxide
|
38,018
|
1,267
|
C
|
High
|
87
|
Dimethylmercury
|
37,864
|
1,262
|
C
|
Mid
|
88
|
Diesel fuel
|
37,742
|
1,258
|
C
|
Mid
|
89
|
VX (nerve agent)
|
37,587
|
1,252
|
C
|
Mid
|
90
|
Al-Khwarizmi
|
37,563
|
1,252
|
B
|
Low
|
91
|
Glyphosate
|
37,210
|
1,240
|
B
|
Mid
|
92
|
Radioactive decay
|
36,762
|
1,225
|
C
|
High
|
93
|
Nuclear fission
|
36,516
|
1,217
|
B
|
High
|
94
|
Tesla Model Y
|
35,927
|
1,197
|
C
|
Mid
|
95
|
Zone rouge
|
35,593
|
1,186
|
Start
|
Mid
|
96
|
Chlorine
|
35,431
|
1,181
|
GA
|
Mid
|
97
|
Plastic
|
35,284
|
1,176
|
B
|
High
|
98
|
Nuclear holocaust
|
34,446
|
1,148
|
C
|
High
|
99
|
Epigenetics
|
34,272
|
1,142
|
B
|
Mid
|
100
|
Russia and weapons of mass destruction
|
33,965
|
1,132
|
Start
|
High
|
101
|
Halliburton
|
33,953
|
1,131
|
B
|
Unknown
|
102
|
Prisoner's dilemma
|
33,492
|
1,116
|
C
|
High
|
103
|
Uranium hexafluoride
|
33,482
|
1,116
|
B
|
Mid
|
104
|
Coal
|
33,360
|
1,112
|
C
|
Top
|
105
|
Happy Feet
|
33,354
|
1,111
|
B
|
Unknown
|
106
|
Sarin
|
33,169
|
1,105
|
B
|
Mid
|
107
|
Benzene
|
32,810
|
1,093
|
B
|
High
|
108
|
Mustard gas
|
32,686
|
1,089
|
B
|
Mid
|
109
|
Dirty bomb
|
32,586
|
1,086
|
C
|
Mid
|
110
|
Tesla Model 3
|
32,392
|
1,079
|
B
|
Low
|
111
|
Effects of nuclear explosions
|
32,122
|
1,070
|
B
|
High
|
112
|
Nuclear winter
|
31,868
|
1,062
|
B
|
Low
|
113
|
Nuclear submarine
|
31,845
|
1,061
|
C
|
Unknown
|
114
|
Nuclear power plant
|
31,702
|
1,056
|
C
|
High
|
115
|
Greenhouse gas
|
31,632
|
1,054
|
B
|
Top
|
116
|
Nuclear weapons testing
|
31,323
|
1,044
|
C
|
High
|
117
|
Little Ice Age
|
31,161
|
1,038
|
B
|
High
|
118
|
Tragedy of the commons
|
31,024
|
1,034
|
B
|
High
|
119
|
Depleted uranium
|
30,985
|
1,032
|
B
|
High
|
120
|
Holocene extinction
|
30,889
|
1,029
|
B
|
High
|
121
|
El Niño–Southern Oscillation
|
30,853
|
1,028
|
C
|
High
|
122
|
Deepwater Horizon explosion
|
30,529
|
1,017
|
C
|
Unknown
|
123
|
Xiaomi SU7
|
30,144
|
1,004
|
C
|
Low
|
124
|
Arsenic
|
28,743
|
958
|
B
|
High
|
125
|
Tesla Model S
|
28,363
|
945
|
FA
|
Top
|
126
|
Renewable energy
|
28,191
|
939
|
B
|
Top
|
127
|
Bicycle
|
28,189
|
939
|
C
|
High
|
128
|
John Muir
|
28,178
|
939
|
B
|
Unknown
|
129
|
Bidet
|
28,047
|
934
|
C
|
Unknown
|
130
|
Ecosystem
|
27,904
|
930
|
B
|
Top
|
131
|
Prokaryote
|
27,651
|
921
|
GA
|
High
|
132
|
Chernobyl exclusion zone
|
27,585
|
919
|
C
|
High
|
133
|
Air quality index
|
27,416
|
913
|
C
|
Mid
|
134
|
Fisker Ocean
|
27,329
|
910
|
C
|
Unknown
|
135
|
Nuclear and radiation accidents and incidents
|
27,236
|
907
|
B
|
High
|
136
|
Ivanpah Solar Power Facility
|
26,545
|
884
|
C
|
Mid
|
137
|
Water pollution
|
26,500
|
883
|
B
|
High
|
138
|
Polonium
|
26,493
|
883
|
GA
|
Mid
|
139
|
Permethrin
|
26,418
|
880
|
C
|
Low
|
140
|
Will Attenborough
|
26,405
|
880
|
Start
|
Low
|
141
|
Algae
|
26,396
|
879
|
B
|
Mid
|
142
|
Great Pacific Garbage Patch
|
26,351
|
878
|
C
|
Mid
|
143
|
Younger Dryas
|
26,282
|
876
|
B
|
Low
|
144
|
Microorganism
|
26,236
|
874
|
GA
|
High
|
145
|
FernGully: The Last Rainforest
|
26,207
|
873
|
GA
|
Low
|
146
|
Views of Elon Musk
|
26,143
|
871
|
B
|
Low
|
147
|
Fracking
|
26,054
|
868
|
C
|
Top
|
148
|
Solar panel
|
25,915
|
863
|
C
|
High
|
149
|
Nuclear fallout
|
25,839
|
861
|
C
|
Top
|
150
|
3M
|
25,838
|
861
|
B
|
Unknown
|
151
|
Last Glacial Period
|
25,775
|
859
|
B
|
Low
|
152
|
Glacier
|
25,739
|
857
|
B
|
Low
|
153
|
Biotechnology
|
25,726
|
857
|
C
|
High
|
154
|
Malthusianism
|
25,631
|
854
|
B
|
Low
|
155
|
Tundra
|
25,536
|
851
|
B
|
Low
|
156
|
Human population projections
|
25,435
|
847
|
B
|
High
|
157
|
Natural environment
|
25,430
|
847
|
B
|
High
|
158
|
Invasive species
|
25,411
|
847
|
GA
|
High
|
159
|
Sustainability
|
25,320
|
844
|
B
|
High
|
160
|
Palm oil
|
25,300
|
843
|
B
|
Mid
|
161
|
Centralia mine fire
|
25,286
|
842
|
C
|
Mid
|
162
|
Walden
|
25,109
|
836
|
C
|
Unknown
|
163
|
Critically endangered
|
25,101
|
836
|
Start
|
Mid
|
164
|
Green Party of the United States
|
24,981
|
832
|
C
|
Mid
|
165
|
BMW i8
|
24,978
|
832
|
C
|
High
|
166
|
DDT
|
24,973
|
832
|
B
|
High
|
167
|
China and weapons of mass destruction
|
24,891
|
829
|
C
|
High
|
168
|
Fusion power
|
24,849
|
828
|
B
|
Low
|
169
|
Waste management
|
24,806
|
826
|
B
|
Mid
|
170
|
Fisker Inc.
|
24,707
|
823
|
C
|
Low
|
171
|
Soil
|
24,484
|
816
|
B
|
Top
|
172
|
History of nuclear weapons
|
24,475
|
815
|
C
|
High
|
173
|
Ozone
|
24,452
|
815
|
B
|
Mid
|
174
|
Climate change denial
|
24,425
|
814
|
C
|
High
|
175
|
Buckminster Fuller
|
24,406
|
813
|
C
|
Low
|
176
|
Paris Agreement
|
24,294
|
809
|
GA
|
Top
|
177
|
Carbon monoxide
|
24,259
|
808
|
B
|
High
|
178
|
Biodiversity
|
23,999
|
799
|
C
|
Top
|
179
|
Acid rain
|
23,870
|
795
|
B
|
Top
|
180
|
Jevons paradox
|
23,559
|
785
|
GA
|
Mid
|
181
|
Fossil fuel
|
23,418
|
780
|
C
|
High
|
182
|
Chipko movement
|
23,396
|
779
|
C
|
High
|
183
|
Hinkley Point C nuclear power station
|
23,373
|
779
|
C
|
Mid
|
184
|
Plutonium-239
|
23,255
|
775
|
C
|
Mid
|
185
|
Monsanto
|
22,964
|
765
|
C
|
Mid
|
186
|
Nature
|
22,920
|
764
|
C
|
Top
|
187
|
Rainforest
|
22,645
|
754
|
C
|
High
|
188
|
Biome
|
22,545
|
751
|
C
|
High
|
189
|
Ecocide
|
22,443
|
748
|
B
|
Mid
|
190
|
Nissan Leaf
|
22,290
|
743
|
B
|
High
|
191
|
Earth Day
|
22,150
|
738
|
C
|
High
|
192
|
Weapons-grade nuclear material
|
22,028
|
734
|
Start
|
Mid
|
193
|
Pathogen
|
21,691
|
723
|
B
|
High
|
194
|
Great Smog of London
|
21,497
|
716
|
B
|
Low
|
195
|
Natural resource
|
21,355
|
711
|
C
|
Top
|
196
|
Recycling
|
21,295
|
709
|
B
|
Top
|
197
|
Electric vehicle
|
21,263
|
708
|
C
|
Top
|
198
|
Ivy Mike
|
21,227
|
707
|
C
|
High
|
199
|
Arts and Crafts movement
|
21,157
|
705
|
B
|
Low
|
200
|
International Nuclear and Radiological Event Scale
|
20,993
|
699
|
C
|
Mid
|
201
|
Nuclear proliferation
|
20,983
|
699
|
C
|
High
|
202
|
Tesla Roadster (first generation)
|
20,971
|
699
|
B
|
Low
|
203
|
Global catastrophic risk
|
20,952
|
698
|
B
|
High
|
204
|
Diesel exhaust fluid
|
20,951
|
698
|
C
|
Low
|
205
|
Deforestation
|
20,879
|
695
|
B
|
Top
|
206
|
Environmental, social, and governance
|
20,702
|
690
|
C
|
Mid
|
207
|
Endangered species
|
20,679
|
689
|
C
|
High
|
208
|
Civilian Conservation Corps
|
20,488
|
682
|
B
|
High
|
209
|
Rachel Carson
|
20,475
|
682
|
FA
|
High
|
210
|
Nevada Test Site
|
20,441
|
681
|
B
|
Mid
|
211
|
Ecology
|
20,421
|
680
|
GA
|
Top
|
212
|
Polystyrene
|
20,419
|
680
|
B
|
High
|
213
|
National Oceanic and Atmospheric Administration
|
20,307
|
676
|
Start
|
Mid
|
214
|
Exxon Valdez oil spill
|
20,161
|
672
|
B
|
High
|
215
|
Megadiverse countries
|
20,086
|
669
|
Start
|
Mid
|
216
|
Corby toxic waste case
|
20,079
|
669
|
B
|
Low
|
217
|
Mining
|
19,977
|
665
|
B
|
High
|
218
|
List of countries by carbon dioxide emissions per capita
|
19,880
|
662
|
List
|
High
|
219
|
Water cycle
|
19,873
|
662
|
C
|
High
|
220
|
BMW i3
|
19,784
|
659
|
B
|
High
|
221
|
Botany
|
19,732
|
657
|
GA
|
High
|
222
|
List of countries by renewable electricity production
|
19,601
|
653
|
List
|
Mid
|
223
|
Goiânia accident
|
19,598
|
653
|
C
|
Mid
|
224
|
Windmill
|
19,556
|
651
|
B
|
High
|
225
|
David Bale
|
19,467
|
648
|
C
|
Low
|
226
|
Love Canal
|
19,466
|
648
|
B
|
High
|
227
|
Breeder reactor
|
19,437
|
647
|
C
|
Low
|
228
|
Nuclear power in the United States
|
19,431
|
647
|
B
|
High
|
229
|
Least-concern species
|
19,428
|
647
|
Start
|
Low
|
230
|
Extinct in the wild
|
19,315
|
643
|
Start
|
Mid
|
231
|
Raúl Grijalva
|
19,288
|
642
|
C
|
Low
|
232
|
Ozone depletion
|
19,250
|
641
|
B
|
High
|
233
|
Minamata disease
|
19,250
|
641
|
B
|
Unknown
|
234
|
Wind turbine
|
19,245
|
641
|
GA
|
Mid
|
235
|
BYD Seagull
|
19,243
|
641
|
Start
|
Mid
|
236
|
Kyoto Protocol
|
19,143
|
638
|
C
|
High
|
237
|
Hanford Site
|
19,120
|
637
|
FA
|
Mid
|
238
|
European emission standards
|
19,106
|
636
|
B
|
Mid
|
239
|
Bromine
|
19,050
|
635
|
GA
|
Mid
|
240
|
Alliance 90/The Greens
|
19,018
|
633
|
B
|
Mid
|
241
|
Sizewell C nuclear power station
|
18,956
|
631
|
C
|
High
|
242
|
Porsche Taycan
|
18,893
|
629
|
B
|
High
|
243
|
World Wide Fund for Nature
|
18,800
|
626
|
C
|
Mid
|
244
|
Greenhouse effect
|
18,678
|
622
|
C
|
Top
|
245
|
Freon
|
18,508
|
616
|
Start
|
High
|
246
|
Hydroelectricity
|
18,330
|
611
|
C
|
High
|
247
|
Pesticide
|
18,250
|
608
|
B
|
Mid
|
248
|
Silent Spring
|
18,185
|
606
|
B
|
High
|
249
|
Blake Farenthold
|
18,167
|
605
|
Start
|
Low
|
250
|
Litter
|
18,128
|
604
|
B
|
Mid
|
251
|
Volkswagen emissions scandal
|
18,077
|
602
|
C
|
High
|
252
|
Plastic pollution
|
18,030
|
601
|
B
|
High
|
253
|
Biological warfare
|
17,887
|
596
|
B
|
High
|
254
|
Hydrazine
|
17,859
|
595
|
B
|
Mid
|
255
|
Carcinogen
|
17,828
|
594
|
C
|
High
|
256
|
United States Environmental Protection Agency
|
17,816
|
593
|
B
|
High
|
257
|
Joseph Stiglitz
|
17,756
|
591
|
B
|
Mid
|
258
|
Solar power
|
17,526
|
584
|
B
|
High
|
259
|
Human impact on the environment
|
17,523
|
584
|
C
|
Top
|
260
|
Kessler syndrome
|
17,510
|
583
|
Start
|
Low
|
261
|
1966 Palomares incident
|
17,494
|
583
|
B
|
High
|
262
|
Anthropocene
|
17,489
|
582
|
B
|
Mid
|
263
|
Nuclear power in the United Kingdom
|
17,386
|
579
|
B
|
Mid
|
264
|
Cistern
|
17,371
|
579
|
Start
|
Mid
|
265
|
Solarpunk
|
17,334
|
577
|
B
|
Low
|
266
|
Solar cell
|
17,328
|
577
|
B
|
High
|
267
|
International Union for Conservation of Nature
|
17,318
|
577
|
C
|
Mid
|
268
|
Last Glacial Maximum
|
17,220
|
574
|
B
|
Mid
|
269
|
Windscale fire
|
17,195
|
573
|
B
|
Mid
|
270
|
Treaty on the Prohibition of Nuclear Weapons
|
17,156
|
571
|
C
|
Mid
|
271
|
Greenpeace
|
16,955
|
565
|
C
|
High
|
272
|
Tesla Cybercab
|
16,873
|
562
|
C
|
Low
|
273
|
Segway
|
16,854
|
561
|
C
|
Unknown
|
274
|
Portland cement
|
16,832
|
561
|
B
|
High
|
275
|
Drought
|
16,794
|
559
|
C
|
High
|
276
|
U.S. state and territory temperature extremes
|
16,672
|
555
|
List
|
Mid
|
277
|
Laurie David
|
16,630
|
554
|
C
|
Low
|
278
|
World Oceans Day
|
16,624
|
554
|
Start
|
Unknown
|
279
|
Fuel cell
|
16,462
|
548
|
B
|
High
|
280
|
Ozone layer
|
16,459
|
548
|
C
|
High
|
281
|
Van Jones
|
16,435
|
547
|
C
|
High
|
282
|
Perfluorooctanoic acid
|
16,330
|
544
|
B
|
Mid
|
283
|
Microplastics
|
16,257
|
541
|
C
|
Top
|
284
|
Median lethal dose
|
16,221
|
540
|
Start
|
High
|
285
|
Fresh water
|
16,217
|
540
|
C
|
High
|
286
|
Three Mile Island Nuclear Generating Station
|
16,207
|
540
|
C
|
High
|
287
|
Kyshtym disaster
|
16,194
|
539
|
C
|
High
|
288
|
Urban heat island
|
16,106
|
536
|
B
|
Mid
|
289
|
Old-growth forest
|
16,000
|
533
|
C
|
High
|
290
|
Polychlorinated biphenyl
|
15,972
|
532
|
B
|
High
|
291
|
Carbon footprint
|
15,955
|
531
|
C
|
Mid
|
292
|
Windcatcher
|
15,835
|
527
|
B
|
Low
|
293
|
Electric car
|
15,807
|
526
|
C
|
Top
|
294
|
Pesticide poisoning
|
15,788
|
526
|
C
|
High
|
295
|
Roundup (herbicide)
|
15,713
|
523
|
C
|
High
|
296
|
Weed
|
15,676
|
522
|
B
|
High
|
297
|
Mate Rimac
|
15,670
|
522
|
C
|
Low
|
298
|
Free public transport
|
15,648
|
521
|
Start
|
Mid
|
299
|
Oil refinery
|
15,642
|
521
|
B
|
Mid
|
300
|
Gaia hypothesis
|
15,612
|
520
|
C
|
Low
|
301
|
Plug-in hybrid
|
15,484
|
516
|
B
|
Mid
|
302
|
Wendell Berry
|
15,460
|
515
|
B
|
Unknown
|
303
|
Effects of climate change
|
15,439
|
514
|
GA
|
Top
|
304
|
Poaching
|
15,434
|
514
|
B
|
Top
|
305
|
XPeng
|
15,364
|
512
|
C
|
Low
|
306
|
African humid period
|
15,361
|
512
|
GA
|
Low
|
307
|
Ecofascism
|
15,215
|
507
|
B
|
Mid
|
308
|
Waterfall
|
15,201
|
506
|
B
|
Mid
|
309
|
Permafrost
|
15,176
|
505
|
GA
|
Low
|
310
|
Tesla Model X
|
15,157
|
505
|
C
|
Unknown
|
311
|
Debate over the atomic bombings of Hiroshima and Nagasaki
|
15,142
|
504
|
B
|
Mid
|
312
|
Albedo
|
15,096
|
503
|
B
|
Mid
|
313
|
Sunlight
|
15,095
|
503
|
B
|
Low
|
314
|
Rimac Nevera
|
15,090
|
503
|
C
|
Unknown
|
315
|
Comprehensive Nuclear-Test-Ban Treaty
|
15,035
|
501
|
Start
|
High
|
316
|
Wildlife
|
14,971
|
499
|
C
|
High
|
317
|
Solar energy
|
14,925
|
497
|
B
|
High
|
318
|
Boaty McBoatface
|
14,925
|
497
|
C
|
Low
|
319
|
Chemical warfare
|
14,902
|
496
|
C
|
High
|
320
|
Seawater
|
14,791
|
493
|
C
|
High
|
321
|
Deb Haaland
|
14,695
|
489
|
B
|
Low
|
322
|
Wind power
|
14,677
|
489
|
B
|
High
|
323
|
Fridays for Future
|
14,662
|
488
|
C
|
Mid
|
324
|
Aspark Owl
|
14,630
|
487
|
Start
|
Low
|
325
|
Milankovitch cycles
|
14,620
|
487
|
B
|
Low
|
326
|
Stream
|
14,619
|
487
|
Start
|
Mid
|
327
|
Radioactive waste
|
14,616
|
487
|
B
|
High
|
328
|
Fast fashion
|
14,609
|
486
|
C
|
Mid
|
329
|
Environmentalism
|
14,561
|
485
|
B
|
Top
|
330
|
BMW M Hybrid V8
|
14,546
|
484
|
C
|
Low
|
331
|
Isra Hirsi
|
14,485
|
482
|
Start
|
Low
|
332
|
Slate Auto
|
14,442
|
481
|
Start
|
Unknown
|
333
|
Chemical weapon
|
14,438
|
481
|
C
|
High
|
334
|
Dichloromethane
|
14,420
|
480
|
B
|
Low
|
335
|
Sea level rise
|
14,395
|
479
|
GA
|
High
|
336
|
Julia Butterfly Hill
|
14,389
|
479
|
C
|
Mid
|
337
|
Phosgene
|
14,388
|
479
|
B
|
Mid
|
338
|
Warfarin
|
14,349
|
478
|
GA
|
Mid
|
339
|
New 7 Wonders of Nature
|
14,337
|
477
|
Start
|
Unknown
|
340
|
Toyota Mirai
|
14,334
|
477
|
B
|
High
|
341
|
Sellafield
|
14,326
|
477
|
B
|
High
|
342
|
Patagonia, Inc.
|
14,266
|
475
|
C
|
Low
|
343
|
United Nations Convention on the Law of the Sea
|
14,241
|
474
|
C
|
High
|
344
|
Quality of life
|
14,231
|
474
|
Start
|
Mid
|
345
|
Volatile organic compound
|
14,209
|
473
|
C
|
Mid
|
346
|
Carbon dioxide in the atmosphere of Earth
|
14,184
|
472
|
C
|
Mid
|
347
|
Superfund
|
14,174
|
472
|
B
|
Low
|
348
|
Compost
|
14,130
|
471
|
B
|
Low
|
349
|
NIMBY
|
14,088
|
469
|
B
|
Mid
|
350
|
Pew Research Center
|
14,085
|
469
|
C
|
Low
|
351
|
Teratology
|
14,079
|
469
|
C
|
Mid
|
352
|
Bisphenol A
|
13,976
|
465
|
GA
|
High
|
353
|
Noise pollution
|
13,935
|
464
|
C
|
Mid
|
354
|
Tetraethyllead
|
13,933
|
464
|
C
|
High
|
355
|
Hyundai Ioniq 5
|
13,926
|
464
|
C
|
Low
|
356
|
Population growth
|
13,854
|
461
|
C
|
High
|
357
|
Kuwaiti oil fires
|
13,752
|
458
|
C
|
High
|
358
|
Chlorofluorocarbon
|
13,736
|
457
|
B
|
Top
|
359
|
Decline in insect populations
|
13,692
|
456
|
C
|
High
|
360
|
Carbon capture and storage
|
13,676
|
455
|
GA
|
Mid
|
361
|
Drinking water
|
13,602
|
453
|
B
|
High
|
362
|
Eutrophication
|
13,565
|
452
|
B
|
High
|
363
|
Permaculture
|
13,556
|
451
|
GA
|
Mid
|
364
|
Neurotoxin
|
13,542
|
451
|
B
|
High
|
365
|
Acetaldehyde
|
13,529
|
450
|
B
|
Mid
|
366
|
Nuclear testing at Bikini Atoll
|
13,513
|
450
|
B
|
High
|
367
|
List of BYD Auto vehicles
|
13,497
|
449
|
List
|
Low
|
368
|
Honda Insight
|
13,494
|
449
|
B
|
Low
|
369
|
Biofuel
|
13,457
|
448
|
C
|
Low
|
370
|
Pastoralism
|
13,423
|
447
|
C
|
Mid
|
371
|
Australian Greens
|
13,413
|
447
|
B
|
Unknown
|
372
|
Hybrid electric vehicle
|
13,395
|
446
|
B
|
Mid
|
373
|
Food security
|
13,380
|
446
|
C
|
Low
|
374
|
Jim Banks
|
13,315
|
443
|
C
|
Low
|
375
|
Firestorm
|
13,308
|
443
|
C
|
Mid
|
376
|
15-minute city
|
13,302
|
443
|
C
|
High
|
377
|
Smokey Bear
|
13,293
|
443
|
B
|
Mid
|
378
|
Anne Hidalgo
|
13,291
|
443
|
C
|
Low
|
379
|
Organic farming
|
13,276
|
442
|
B
|
High
|
380
|
Greenhouse gas emissions
|
13,262
|
442
|
C
|
Top
|
381
|
United Nations Climate Change Conference
|
13,212
|
440
|
C
|
Unknown
|
382
|
Introduced species
|
13,194
|
439
|
B
|
Mid
|
383
|
Toyota bZ4X
|
13,142
|
438
|
C
|
Low
|
384
|
Gasoline direct injection
|
13,103
|
436
|
C
|
Mid
|
385
|
Church Rock uranium mill spill
|
13,084
|
436
|
B
|
Mid
|
386
|
Atlantic meridional overturning circulation
|
13,072
|
435
|
C
|
Low
|
387
|
Great Green Wall (Africa)
|
12,994
|
433
|
Start
|
Mid
|
388
|
National park
|
12,987
|
432
|
C
|
High
|
389
|
Rainwater harvesting
|
12,830
|
427
|
C
|
Mid
|
390
|
Tropical savanna climate
|
12,816
|
427
|
Start
|
Mid
|
391
|
Ecosia
|
12,811
|
427
|
C
|
Low
|
392
|
Lucid Air
|
12,794
|
426
|
C
|
Low
|
393
|
Electric car use by country
|
12,719
|
423
|
B
|
High
|
394
|
Bushmeat
|
12,676
|
422
|
C
|
Mid
|
395
|
Natural history
|
12,657
|
421
|
C
|
High
|
396
|
Lawrence Anthony
|
12,615
|
420
|
Start
|
Mid
|
397
|
Greenwashing
|
12,606
|
420
|
C
|
Mid
|
398
|
McMurtry Spéirling
|
12,591
|
419
|
Start
|
Unknown
|
399
|
Intergovernmental Panel on Climate Change
|
12,576
|
419
|
B
|
High
|
400
|
Renault 5 E-Tech
|
12,560
|
418
|
C
|
Low
|
401
|
Snowball Earth
|
12,508
|
416
|
B
|
Low
|
402
|
Chemical weapons in World War I
|
12,495
|
416
|
C
|
Low
|
403
|
SL-1
|
12,480
|
416
|
B
|
Mid
|
404
|
Arsenic poisoning
|
12,428
|
414
|
B
|
High
|
405
|
Desertification
|
12,421
|
414
|
C
|
High
|
406
|
Trade winds
|
12,380
|
412
|
GA
|
Mid
|
407
|
Yangwang U9
|
12,379
|
412
|
Stub
|
Unknown
|
408
|
Once Upon a Forest
|
12,355
|
411
|
C
|
Unknown
|
409
|
Water purification
|
12,330
|
411
|
B
|
High
|
410
|
Murray Bookchin
|
12,322
|
410
|
B
|
Unknown
|
411
|
Photovoltaics
|
12,314
|
410
|
C
|
Mid
|
412
|
Habitat
|
12,194
|
406
|
GA
|
High
|
413
|
Habitable zone
|
12,190
|
406
|
B
|
Low
|
414
|
Subarctic climate
|
12,179
|
405
|
C
|
Low
|
415
|
Nio Inc.
|
12,153
|
405
|
C
|
Low
|
416
|
Electrolysis of water
|
12,096
|
403
|
C
|
Low
|
417
|
Jungle
|
12,063
|
402
|
C
|
Mid
|
418
|
Ken Saro-Wiwa
|
12,044
|
401
|
B
|
Low
|
419
|
Ford Mustang Mach-E
|
12,044
|
401
|
C
|
Low
|
420
|
Simple living
|
12,041
|
401
|
Start
|
Unknown
|
421
|
Keystone species
|
12,039
|
401
|
GA
|
Mid
|
422
|
Earthrise
|
12,032
|
401
|
C
|
High
|
423
|
BYD Seal
|
12,002
|
400
|
C
|
Unknown
|
424
|
Harmful algal bloom
|
11,988
|
399
|
C
|
Mid
|
425
|
Nuclear disarmament
|
11,967
|
398
|
C
|
Top
|
426
|
Savannah River Site
|
11,966
|
398
|
GA
|
High
|
427
|
Hamza Yassin
|
11,950
|
398
|
Start
|
Low
|
428
|
Naphthalene
|
11,937
|
397
|
B
|
Mid
|
429
|
Montreal Protocol
|
11,897
|
396
|
C
|
High
|
430
|
Oil spill
|
11,886
|
396
|
B
|
Low
|
431
|
An Inconvenient Truth
|
11,832
|
394
|
GA
|
Mid
|
432
|
Particulate matter
|
11,824
|
394
|
B
|
High
|
433
|
Economic growth
|
11,814
|
393
|
B
|
High
|
434
|
Extremophile
|
11,731
|
391
|
C
|
Mid
|
435
|
Phthalates
|
11,674
|
389
|
B
|
High
|
436
|
Safe (1995 film)
|
11,672
|
389
|
Start
|
Unknown
|
437
|
History of Tesla, Inc.
|
11,651
|
388
|
C
|
Low
|
438
|
Slag
|
11,629
|
387
|
C
|
Mid
|
439
|
2,4-Dichlorophenoxyacetic acid
|
11,619
|
387
|
C
|
Mid
|
440
|
Agriculture in India
|
11,611
|
387
|
B
|
High
|
441
|
Carbon offsets and credits
|
11,599
|
386
|
B
|
High
|
442
|
Great Stink
|
11,578
|
385
|
FA
|
Low
|
443
|
Human overpopulation
|
11,545
|
384
|
C
|
High
|
444
|
Green New Deal
|
11,529
|
384
|
C
|
Low
|
445
|
Prairie
|
11,510
|
383
|
B
|
Mid
|
446
|
Sewage treatment
|
11,509
|
383
|
B
|
High
|
447
|
Genetically modified food
|
11,499
|
383
|
B
|
Mid
|
448
|
Nuclear fuel
|
11,498
|
383
|
B
|
High
|
449
|
Călin Georgescu
|
11,487
|
382
|
C
|
Low
|
450
|
Climate change mitigation
|
11,476
|
382
|
C
|
High
|
451
|
Erosion
|
11,443
|
381
|
B
|
High
|
452
|
Wangarĩ Maathai
|
11,432
|
381
|
B
|
High
|
453
|
William Kamkwamba
|
11,420
|
380
|
C
|
Unknown
|
454
|
Toxicity
|
11,334
|
377
|
C
|
High
|
455
|
Tesla Roadster (second generation)
|
11,333
|
377
|
Start
|
Low
|
456
|
Roll-off (dumpster)
|
11,312
|
377
|
Start
|
Low
|
457
|
Dartmoor
|
11,310
|
377
|
C
|
High
|
458
|
Rodenticide
|
11,299
|
376
|
C
|
Mid
|
459
|
Ship breaking
|
11,297
|
376
|
Stub
|
Unknown
|
460
|
Petrochemical
|
11,291
|
376
|
Start
|
High
|
461
|
United Nations Environment Programme
|
11,284
|
376
|
B
|
Mid
|
462
|
Honda CR-Z
|
11,267
|
375
|
B
|
Mid
|
463
|
General Motors EV1
|
11,222
|
374
|
B
|
Top
|
464
|
Corporate social responsibility
|
11,219
|
373
|
B
|
Mid
|
465
|
Marine biology
|
11,215
|
373
|
C
|
High
|
466
|
Water conservation
|
11,203
|
373
|
C
|
High
|
467
|
Environmental protection
|
11,188
|
372
|
C
|
Top
|
468
|
Vulnerable species
|
11,175
|
372
|
Start
|
Mid
|
469
|
Scientific consensus on climate change
|
11,174
|
372
|
B
|
High
|
470
|
Anthropocentrism
|
11,155
|
371
|
C
|
High
|
471
|
David Suzuki
|
11,146
|
371
|
B
|
Unknown
|
472
|
CITES
|
11,126
|
370
|
C
|
Mid
|
473
|
Global warming potential
|
11,051
|
368
|
C
|
Low
|
474
|
Keystone Pipeline
|
11,046
|
368
|
C
|
Mid
|
475
|
Landfill
|
11,039
|
367
|
C
|
Mid
|
476
|
Effects of the Chernobyl disaster
|
11,037
|
367
|
C
|
High
|
477
|
Chevrolet Bolt
|
11,035
|
367
|
C
|
High
|
478
|
Smog
|
11,029
|
367
|
B
|
Mid
|
479
|
United Nations Framework Convention on Climate Change
|
11,002
|
366
|
C
|
High
|
480
|
Underground nuclear weapons testing
|
10,989
|
366
|
B
|
Unknown
|
481
|
Fukushima Daiichi Nuclear Power Plant
|
10,984
|
366
|
C
|
High
|
482
|
Saalumarada Thimmakka
|
10,966
|
365
|
B
|
Mid
|
483
|
Solar power by country
|
10,951
|
365
|
C
|
High
|
484
|
Land reclamation
|
10,932
|
364
|
C
|
Mid
|
485
|
Rolling coal
|
10,921
|
364
|
C
|
Low
|
486
|
Nuclear arms race
|
10,916
|
363
|
B
|
High
|
487
|
Lignite
|
10,902
|
363
|
C
|
High
|
488
|
Genetically modified organism
|
10,896
|
363
|
GA
|
Mid
|
489
|
Freedom to roam
|
10,880
|
362
|
C
|
Mid
|
490
|
Medieval Warm Period
|
10,856
|
361
|
C
|
Low
|
491
|
Aquaculture
|
10,818
|
360
|
B
|
Low
|
492
|
Hydropower
|
10,716
|
357
|
C
|
Unknown
|
493
|
Hazard
|
10,713
|
357
|
B
|
Mid
|
494
|
RDS-1
|
10,686
|
356
|
C
|
High
|
495
|
Cultured meat
|
10,631
|
354
|
B
|
Unknown
|
496
|
History of the electric vehicle
|
10,618
|
353
|
B
|
Unknown
|
497
|
Net-zero emissions
|
10,613
|
353
|
C
|
Mid
|
498
|
Aflatoxin
|
10,609
|
353
|
B
|
High
|
499
|
Conspicuous consumption
|
10,604
|
353
|
B
|
Low
|
500
|
Chevrolet Volt
|
10,592
|
353
|
B
|
High
|
501
|
Global surface temperature
|
10,567
|
352
|
C
|
Unknown
|
502
|
List of environmental dates
|
10,526
|
350
|
List
|
Mid
|
503
|
Biological agent
|
10,509
|
350
|
C
|
High
|
504
|
Ramsar Convention
|
10,496
|
349
|
C
|
Mid
|
505
|
Jim Inhofe
|
10,430
|
347
|
B
|
Low
|
506
|
Electric bicycle
|
10,428
|
347
|
C
|
Mid
|
507
|
Just Stop Oil
|
10,417
|
347
|
B
|
Low
|
508
|
Fisker Karma
|
10,389
|
346
|
B
|
Mid
|
509
|
Indian Point Energy Center
|
10,380
|
346
|
B
|
Mid
|
510
|
Risk
|
10,343
|
344
|
C
|
High
|
511
|
Nitrogen fixation
|
10,318
|
343
|
B
|
Mid
|
512
|
Sustainable energy
|
10,314
|
343
|
FA
|
High
|
513
|
Green politics
|
10,266
|
342
|
C
|
Low
|
514
|
Biosphere
|
10,264
|
342
|
C
|
High
|
515
|
Environmental issues
|
10,251
|
341
|
B
|
Top
|
516
|
Omar Fayed
|
10,244
|
341
|
Start
|
Unknown
|
517
|
On Deadly Ground
|
10,221
|
340
|
Start
|
Low
|
518
|
Herbicide
|
10,209
|
340
|
C
|
High
|
519
|
Resource
|
10,206
|
340
|
C
|
High
|
520
|
Light pollution
|
10,189
|
339
|
C
|
Unknown
|
521
|
Partial Nuclear Test Ban Treaty
|
10,182
|
339
|
B
|
High
|
522
|
Cancer Alley
|
10,140
|
338
|
C
|
High
|
523
|
Combined Charging System
|
10,099
|
336
|
Start
|
Mid
|
524
|
Nature reserve
|
10,092
|
336
|
C
|
Mid
|
525
|
Slash-and-burn agriculture
|
10,090
|
336
|
C
|
Mid
|
526
|
Yvon Chouinard
|
10,083
|
336
|
Start
|
Unknown
|
527
|
Edward Abbey
|
10,075
|
335
|
B
|
Mid
|
528
|
Pollution of the Ganges
|
10,075
|
335
|
C
|
High
|
529
|
Hybrid vehicle
|
10,062
|
335
|
C
|
High
|
530
|
Waste Management, Inc.
|
10,057
|
335
|
Start
|
Low
|
531
|
JBS S.A.
|
10,041
|
334
|
C
|
Low
|
532
|
Australian feral camel
|
10,033
|
334
|
B
|
Low
|
533
|
First strike (nuclear strategy)
|
10,010
|
333
|
B
|
Mid
|
534
|
Earth Summit
|
9,993
|
333
|
Start
|
Low
|
535
|
Noxious weed
|
9,887
|
329
|
Start
|
Unknown
|
536
|
Polestar 2
|
9,876
|
329
|
C
|
Low
|
537
|
Lotus Evija
|
9,822
|
327
|
Start
|
Low
|
538
|
100 of the World's Worst Invasive Alien Species
|
9,816
|
327
|
List
|
Low
|
539
|
Environmental science
|
9,815
|
327
|
C
|
Unknown
|
540
|
Ethylene oxide
|
9,799
|
326
|
B
|
Mid
|
541
|
Oxy-fuel welding and cutting
|
9,792
|
326
|
B
|
Unknown
|
542
|
Mycotoxin
|
9,783
|
326
|
C
|
Mid
|
543
|
Benjamin Bronfman
|
9,751
|
325
|
Start
|
Low
|
544
|
Lake Urmia
|
9,750
|
325
|
Start
|
Mid
|
545
|
Motor oil
|
9,749
|
324
|
C
|
Low
|
546
|
Slate Truck
|
9,719
|
323
|
Start
|
Unknown
|
547
|
Arbor Day
|
9,718
|
323
|
C
|
High
|
548
|
Cesspit
|
9,717
|
323
|
C
|
Low
|
549
|
Sea Shepherd Conservation Society
|
9,699
|
323
|
B
|
Unknown
|
550
|
Geoengineering
|
9,683
|
322
|
B
|
Mid
|
551
|
Extinction Rebellion
|
9,609
|
320
|
B
|
High
|
552
|
Climate variability and change
|
9,603
|
320
|
C
|
Top
|
553
|
Polycyclic aromatic hydrocarbon
|
9,598
|
319
|
B
|
High
|
554
|
Stratospheric aerosol injection
|
9,597
|
319
|
C
|
High
|
555
|
Biodiesel
|
9,575
|
319
|
C
|
Low
|
556
|
Biogas
|
9,573
|
319
|
C
|
Mid
|
557
|
Baraka (film)
|
9,569
|
318
|
Start
|
Unknown
|
558
|
Toyota Prius Plug-in Hybrid
|
9,542
|
318
|
B
|
Mid
|
559
|
Water scarcity
|
9,540
|
318
|
B
|
High
|
560
|
Sizewell nuclear power stations
|
9,537
|
317
|
Start
|
Mid
|
561
|
GMC Hummer EV
|
9,516
|
317
|
C
|
Low
|
562
|
Land
|
9,501
|
316
|
B
|
Low
|
563
|
Citroën Ami (electric vehicle)
|
9,490
|
316
|
Start
|
Unknown
|
564
|
Organophosphate
|
9,486
|
316
|
C
|
High
|
565
|
Volkswagen ID. Buzz
|
9,461
|
315
|
C
|
Mid
|
566
|
Kate Humble
|
9,451
|
315
|
C
|
Low
|
567
|
Concentrated solar power
|
9,438
|
314
|
C
|
High
|
568
|
Soil contamination
|
9,432
|
314
|
C
|
Mid
|
569
|
Petroleum industry
|
9,431
|
314
|
C
|
High
|
570
|
Insecticide
|
9,422
|
314
|
C
|
High
|
571
|
Carbon cycle
|
9,375
|
312
|
B
|
High
|
572
|
Yucca Mountain nuclear waste repository
|
9,365
|
312
|
C
|
Low
|
573
|
Urban green space
|
9,363
|
312
|
C
|
Mid
|
574
|
Pumped-storage hydroelectricity
|
9,359
|
311
|
B
|
Unknown
|
575
|
Terrestrial animal
|
9,316
|
310
|
Start
|
High
|
576
|
Marine life
|
9,310
|
310
|
B
|
High
|
577
|
Sophia Kianni
|
9,306
|
310
|
B
|
Mid
|
578
|
Oil sands
|
9,292
|
309
|
C
|
Mid
|
579
|
Nikola Corporation
|
9,264
|
308
|
C
|
Unknown
|
580
|
Rolls-Royce Spectre
|
9,261
|
308
|
Start
|
Low
|
581
|
Volkswagen ID.4
|
9,256
|
308
|
C
|
Unknown
|
582
|
The Honest Company
|
9,254
|
308
|
Start
|
Low
|
583
|
North American Charging System
|
9,253
|
308
|
C
|
Mid
|
584
|
BYD Atto 3
|
9,251
|
308
|
Start
|
Low
|
585
|
List of countries by carbon dioxide emissions
|
9,224
|
307
|
List
|
Mid
|
586
|
Dust
|
9,200
|
306
|
C
|
Mid
|
587
|
Electronic waste
|
9,197
|
306
|
C
|
Unknown
|
588
|
Beaver drop
|
9,193
|
306
|
GA
|
Low
|
589
|
BYD Dolphin
|
9,192
|
306
|
C
|
Low
|
590
|
Diethylstilbestrol
|
9,159
|
305
|
B
|
High
|
591
|
Rechargeable battery
|
9,148
|
304
|
C
|
High
|
592
|
Storm drain
|
9,140
|
304
|
C
|
Unknown
|
593
|
Robin Wall Kimmerer
|
9,130
|
304
|
C
|
Low
|
594
|
Water stagnation
|
9,088
|
302
|
Start
|
Low
|
595
|
Tesla Semi
|
9,071
|
302
|
C
|
Low
|
596
|
Daigo Fukuryū Maru
|
9,058
|
301
|
C
|
Mid
|
597
|
Vandana Shiva
|
9,057
|
301
|
B
|
Mid
|
598
|
Recycling symbol
|
9,043
|
301
|
Start
|
Unknown
|
599
|
Iraqi chemical attacks against Iran
|
9,032
|
301
|
Start
|
Mid
|
600
|
Alpha decay
|
8,980
|
299
|
C
|
Mid
|
601
|
Aerosol
|
8,972
|
299
|
C
|
High
|
602
|
Recycling codes
|
8,958
|
298
|
Start
|
Unknown
|
603
|
Ecotourism
|
8,956
|
298
|
C
|
High
|
604
|
Global dimming
|
8,954
|
298
|
GA
|
High
|
605
|
Ecobricks
|
8,940
|
298
|
C
|
Unknown
|
606
|
Carbon sequestration
|
8,937
|
297
|
B
|
High
|
607
|
Incineration
|
8,934
|
297
|
B
|
Mid
|
608
|
Methylmercury
|
8,930
|
297
|
B
|
High
|
609
|
Dichlorodifluoromethane
|
8,917
|
297
|
Start
|
High
|
610
|
The Limits to Growth
|
8,894
|
296
|
B
|
Low
|
611
|
Forest of Dean
|
8,890
|
296
|
C
|
Mid
|
612
|
Sewage
|
8,869
|
295
|
C
|
Unknown
|
613
|
Endocrine disruptor
|
8,854
|
295
|
C
|
High
|
614
|
BMW i4
|
8,840
|
294
|
Start
|
High
|
615
|
Cycling
|
8,832
|
294
|
C
|
Unknown
|
616
|
Styrene
|
8,823
|
294
|
Start
|
High
|
617
|
Ramsar site
|
8,800
|
293
|
Start
|
High
|
618
|
Enewetak Atoll
|
8,790
|
293
|
Start
|
Mid
|
619
|
Jodey Arrington
|
8,789
|
292
|
C
|
Low
|
620
|
Smoke
|
8,782
|
292
|
C
|
Mid
|
621
|
Anaerobic digestion
|
8,768
|
292
|
C
|
High
|
622
|
Algal bloom
|
8,763
|
292
|
B
|
Low
|
623
|
LEED
|
8,743
|
291
|
C
|
High
|
624
|
Congestion pricing
|
8,727
|
290
|
B
|
High
|
625
|
Environmental movement
|
8,720
|
290
|
B
|
High
|
626
|
Environmental degradation
|
8,720
|
290
|
C
|
Top
|
627
|
Dersu Uzala (1975 film)
|
8,714
|
290
|
C
|
Low
|
628
|
List of Superfund sites
|
8,702
|
290
|
List
|
Mid
|
629
|
Renault Twizy
|
8,701
|
290
|
C
|
High
|
630
|
Millennium Development Goals
|
8,688
|
289
|
C
|
Low
|
631
|
Crankcase ventilation system
|
8,679
|
289
|
C
|
Low
|
632
|
Sustainable agriculture
|
8,654
|
288
|
C
|
High
|
633
|
Globally Harmonized System of Classification and Labelling of Chemicals
|
8,654
|
288
|
C
|
Mid
|
634
|
Arable land
|
8,626
|
287
|
C
|
High
|
635
|
Nuclear terrorism
|
8,625
|
287
|
C
|
High
|
636
|
Subsistence agriculture
|
8,616
|
287
|
C
|
Low
|
637
|
Teton Dam
|
8,613
|
287
|
C
|
Low
|
638
|
Volkswagen 1-litre car
|
8,612
|
287
|
C
|
High
|
639
|
Ministry of Environment, Forest and Climate Change
|
8,600
|
286
|
Start
|
High
|
640
|
Chemical industry
|
8,596
|
286
|
Start
|
High
|
641
|
Bioterrorism
|
8,569
|
285
|
B
|
High
|
642
|
International Solar Alliance
|
8,557
|
285
|
C
|
Mid
|
643
|
San Onofre Nuclear Generating Station
|
8,513
|
283
|
C
|
Mid
|
644
|
Food web
|
8,509
|
283
|
B
|
High
|
645
|
Michael Shellenberger
|
8,432
|
281
|
C
|
Low
|
646
|
Michael McCaul
|
8,430
|
281
|
Start
|
Low
|
647
|
Bharat stage emission standards
|
8,424
|
280
|
C
|
Low
|
648
|
Transatlantic voyages of Greta Thunberg
|
8,417
|
280
|
C
|
Low
|
649
|
Ford F-150 Lightning
|
8,405
|
280
|
Start
|
Mid
|
650
|
George Monbiot
|
8,402
|
280
|
Start
|
Unknown
|
651
|
1257 Samalas eruption
|
8,402
|
280
|
FA
|
Mid
|
652
|
Martin Heinrich
|
8,400
|
280
|
C
|
Unknown
|
653
|
Doomer
|
8,398
|
279
|
Start
|
Low
|
654
|
Trichloroethylene
|
8,394
|
279
|
B
|
Mid
|
655
|
Dioxins and dioxin-like compounds
|
8,366
|
278
|
C
|
Low
|
656
|
Ice sheet
|
8,365
|
278
|
C
|
Mid
|
657
|
Agroforestry
|
8,353
|
278
|
C
|
Low
|
658
|
Right to repair
|
8,334
|
277
|
B
|
Unknown
|
659
|
Non-renewable resource
|
8,331
|
277
|
C
|
High
|
660
|
Patterns in nature
|
8,310
|
277
|
GA
|
Low
|
661
|
Diesel particulate filter
|
8,280
|
276
|
C
|
Mid
|
662
|
Near-threatened species
|
8,271
|
275
|
Start
|
Mid
|
663
|
The TerraMar Project
|
8,247
|
274
|
Start
|
Low
|
664
|
Cigarette filter
|
8,243
|
274
|
Start
|
High
|
665
|
Acrylamide
|
8,236
|
274
|
B
|
Mid
|
666
|
Subsidy
|
8,213
|
273
|
C
|
Mid
|
667
|
NOx
|
8,199
|
273
|
Start
|
Low
|
668
|
Composting toilet
|
8,190
|
273
|
C
|
Unknown
|
669
|
High-occupancy vehicle lane
|
8,189
|
272
|
C
|
High
|
670
|
Climate of Italy
|
8,182
|
272
|
C
|
Low
|
671
|
Lake Karachay
|
8,181
|
272
|
Start
|
Unknown
|
672
|
Tropical monsoon climate
|
8,176
|
272
|
Start
|
Low
|
673
|
Eco-terrorism
|
8,165
|
272
|
C
|
High
|
674
|
Chemical Weapons Convention
|
8,156
|
271
|
C
|
High
|
675
|
Hydrogen economy
|
8,155
|
271
|
B
|
High
|
676
|
Battery electric vehicle
|
8,155
|
271
|
C
|
Mid
|
677
|
Hexavalent chromium
|
8,140
|
271
|
B
|
High
|
678
|
Ocean acidification
|
8,130
|
271
|
B
|
Unknown
|
679
|
Madison Grant
|
8,048
|
268
|
C
|
Unknown
|
680
|
Organic food
|
8,026
|
267
|
C
|
Mid
|
681
|
Waste container
|
8,017
|
267
|
Start
|
High
|
682
|
World energy supply and consumption
|
8,009
|
266
|
C
|
Top
|
683
|
Paleocene–Eocene Thermal Maximum
|
8,007
|
266
|
B
|
Low
|
684
|
Hydrogen production
|
8,002
|
266
|
C
|
Mid
|
685
|
Waste
|
7,994
|
266
|
C
|
Top
|
686
|
List of global issues
|
7,992
|
266
|
List
|
Low
|
687
|
Circular economy
|
7,968
|
265
|
C
|
Mid
|
688
|
Photovoltaic system
|
7,959
|
265
|
C
|
Mid
|
689
|
Whole Earth Catalog
|
7,933
|
264
|
B
|
Low
|
690
|
Hinkley groundwater contamination
|
7,925
|
264
|
Start
|
Low
|
691
|
Francia Márquez
|
7,913
|
263
|
Start
|
Low
|
692
|
Ford C-Max
|
7,909
|
263
|
C
|
High
|
693
|
List of battery electric vehicles
|
7,906
|
263
|
List
|
Mid
|
694
|
Toxicology
|
7,898
|
263
|
C
|
Mid
|
695
|
Radiation protection
|
7,883
|
262
|
Start
|
Mid
|
696
|
Carla Denyer
|
7,875
|
262
|
C
|
Low
|
697
|
Extraction of petroleum
|
7,873
|
262
|
Start
|
Mid
|
698
|
Hydrogenation
|
7,871
|
262
|
B
|
Unknown
|
699
|
Family planning
|
7,860
|
262
|
B
|
Low
|
700
|
Lincoln Aviator
|
7,842
|
261
|
Start
|
Low
|
701
|
Ethanol fuel
|
7,840
|
261
|
B
|
High
|
702
|
Christian Schmidt
|
7,835
|
261
|
C
|
Low
|
703
|
Commons
|
7,799
|
259
|
C
|
Top
|
704
|
Conservation movement
|
7,781
|
259
|
C
|
Low
|
705
|
Toyota Camry (XV50)
|
7,780
|
259
|
C
|
Mid
|
706
|
Campaign for Nuclear Disarmament
|
7,780
|
259
|
B
|
Mid
|
707
|
Habitat destruction
|
7,756
|
258
|
C
|
High
|
708
|
IARC group 1
|
7,740
|
258
|
List
|
High
|
709
|
Cow dung
|
7,698
|
256
|
Start
|
Low
|
710
|
Human population planning
|
7,682
|
256
|
Start
|
Unknown
|
711
|
Deep ecology
|
7,661
|
255
|
C
|
Low
|
712
|
Water distribution on Earth
|
7,658
|
255
|
Start
|
Unknown
|
713
|
Environmental impact of artificial intelligence
|
7,654
|
255
|
C
|
High
|
714
|
Methyl isocyanate
|
7,653
|
255
|
B
|
Mid
|
715
|
Destruction of the Kakhovka Dam
|
7,648
|
254
|
C
|
Mid
|
716
|
Timeline of first images of Earth from space
|
7,623
|
254
|
List
|
Low
|
717
|
Kia EV6
|
7,619
|
253
|
C
|
Low
|
718
|
Sierra Club
|
7,605
|
253
|
B
|
Mid
|
719
|
Global cooling
|
7,604
|
253
|
B
|
Low
|
720
|
Hydrogen vehicle
|
7,595
|
253
|
B
|
High
|
721
|
Radioactive contamination
|
7,581
|
252
|
C
|
High
|
722
|
Valero Energy
|
7,557
|
251
|
C
|
Low
|
723
|
Palo Verde Nuclear Generating Station
|
7,548
|
251
|
C
|
Mid
|
724
|
Solar radiation modification
|
7,535
|
251
|
C
|
Mid
|
725
|
Nuclear fuel cycle
|
7,525
|
250
|
C
|
High
|
726
|
British nuclear tests at Maralinga
|
7,482
|
249
|
FA
|
High
|
727
|
Plastic recycling
|
7,477
|
249
|
C
|
High
|
728
|
Solar power in India
|
7,458
|
248
|
B
|
Mid
|
729
|
Great Green Wall (China)
|
7,454
|
248
|
C
|
Mid
|
730
|
Paul R. Ehrlich
|
7,432
|
247
|
B
|
Mid
|
731
|
Jaguar C-X75
|
7,406
|
246
|
B
|
Mid
|
732
|
Aldo Leopold
|
7,378
|
245
|
B
|
High
|
733
|
Political positions of the Republican Party (United States)
|
7,378
|
245
|
C
|
Mid
|
734
|
Sanitation
|
7,344
|
244
|
B
|
High
|
735
|
Koch network
|
7,301
|
243
|
C
|
Mid
|
736
|
Exxon Valdez
|
7,286
|
242
|
Start
|
High
|
737
|
Elinor Ostrom
|
7,265
|
242
|
B
|
Mid
|
738
|
Wicked problem
|
7,242
|
241
|
C
|
Mid
|
739
|
Effects of war
|
7,239
|
241
|
C
|
Mid
|
740
|
Carbon tax
|
7,222
|
240
|
C
|
High
|
741
|
Life-cycle assessment
|
7,208
|
240
|
B
|
Top
|
742
|
Tidal power
|
7,200
|
240
|
B
|
Mid
|
743
|
Diablo Canyon Power Plant
|
7,178
|
239
|
Start
|
Mid
|
744
|
The Emerald Forest
|
7,173
|
239
|
C
|
Low
|
745
|
Soot
|
7,168
|
238
|
C
|
Mid
|
746
|
List of natural phenomena
|
7,158
|
238
|
Stub
|
Unknown
|
747
|
Biodiversity hotspot
|
7,146
|
238
|
Start
|
Mid
|
748
|
Food safety
|
7,138
|
237
|
C
|
Mid
|
749
|
Exotic pet
|
7,137
|
237
|
Start
|
Low
|
750
|
Climate of Antarctica
|
7,134
|
237
|
C
|
High
|
751
|
Jaguar I-Pace
|
7,134
|
237
|
C
|
Low
|
752
|
History of the petroleum industry
|
7,116
|
237
|
C
|
Low
|
753
|
Toxin
|
7,112
|
237
|
Start
|
High
|
754
|
Bottom trawling
|
7,106
|
236
|
B
|
High
|
755
|
Extreme weather
|
7,103
|
236
|
C
|
Mid
|
756
|
Bioplastic
|
7,094
|
236
|
C
|
Mid
|
757
|
Volcanic winter
|
7,092
|
236
|
Start
|
Low
|
758
|
Dakota Access Pipeline protests
|
7,076
|
235
|
C
|
Low
|
759
|
Toyota Aqua
|
7,073
|
235
|
Start
|
Low
|
760
|
List of most-polluted cities by particulate matter concentration
|
7,065
|
235
|
List
|
High
|
761
|
Volkswagen ID.3
|
7,053
|
235
|
Start
|
Unknown
|
762
|
Volkswagen I.D. R
|
7,039
|
234
|
Start
|
Low
|
763
|
G8+5
|
7,037
|
234
|
Start
|
Low
|
764
|
NASA Clean Air Study
|
7,018
|
233
|
Start
|
Mid
|
765
|
Dead zone (ecology)
|
7,011
|
233
|
C
|
High
|
766
|
European Green Deal
|
6,994
|
233
|
B
|
Low
|
767
|
Planet Earth III
|
6,994
|
233
|
Start
|
Low
|
768
|
Lists of nuclear disasters and radioactive incidents
|
6,967
|
232
|
List
|
Mid
|
769
|
Charging station
|
6,965
|
232
|
B
|
High
|
770
|
Strategic nuclear weapon
|
6,964
|
232
|
Start
|
Mid
|
771
|
Heat recovery ventilation
|
6,958
|
231
|
C
|
Low
|
772
|
Sod
|
6,954
|
231
|
C
|
Mid
|
773
|
Asbestosis
|
6,947
|
231
|
B
|
Mid
|
774
|
Biomass (ecology)
|
6,938
|
231
|
C
|
Mid
|
775
|
Agenda 21
|
6,932
|
231
|
C
|
High
|
776
|
Perovskite solar cell
|
6,928
|
230
|
C
|
Mid
|
777
|
Marjory Stoneman Douglas
|
6,908
|
230
|
FA
|
Low
|
778
|
Ecofeminism
|
6,891
|
229
|
B
|
High
|
779
|
Rivian R1T
|
6,891
|
229
|
Start
|
Low
|
780
|
Green hydrogen
|
6,866
|
228
|
C
|
Low
|
781
|
E85
|
6,846
|
228
|
C
|
Unknown
|
782
|
Hydrosphere
|
6,844
|
228
|
C
|
High
|
783
|
List of largest hydroelectric power stations
|
6,838
|
227
|
C
|
Unknown
|
784
|
Container deposit legislation in the United States
|
6,835
|
227
|
Start
|
Unknown
|
785
|
Life After People
|
6,826
|
227
|
C
|
Low
|
786
|
Steam reforming
|
6,785
|
226
|
C
|
Unknown
|
787
|
Judas goat
|
6,776
|
225
|
C
|
Low
|
788
|
BMW iX
|
6,766
|
225
|
Start
|
Unknown
|
789
|
Charismatic megafauna
|
6,765
|
225
|
C
|
Unknown
|
790
|
Solar-cell efficiency
|
6,754
|
225
|
B
|
High
|
791
|
Wastewater treatment
|
6,753
|
225
|
C
|
High
|
792
|
Flow cytometry
|
6,744
|
224
|
C
|
Low
|
793
|
First Solar
|
6,706
|
223
|
Start
|
Unknown
|
794
|
BYD Qin
|
6,705
|
223
|
Start
|
High
|
795
|
Planetary boundaries
|
6,679
|
222
|
B
|
High
|
796
|
Tonlé Sap
|
6,678
|
222
|
C
|
Mid
|
797
|
Offshore wind power
|
6,650
|
221
|
B
|
Mid
|
798
|
Rocky Flats Plant
|
6,647
|
221
|
C
|
High
|
799
|
Ocean gyre
|
6,622
|
220
|
Start
|
Mid
|
800
|
Eco-socialism
|
6,622
|
220
|
C
|
Mid
|
801
|
SolarCity
|
6,619
|
220
|
B
|
High
|
802
|
Nuclear reprocessing
|
6,612
|
220
|
B
|
High
|
803
|
Cadillac Celestiq
|
6,607
|
220
|
Start
|
Unknown
|
804
|
Climate of Ireland
|
6,599
|
219
|
C
|
Low
|
805
|
Timeline of glaciation
|
6,594
|
219
|
List
|
Unknown
|
806
|
Fresh Kills Landfill
|
6,577
|
219
|
C
|
Unknown
|
807
|
How to Blow Up a Pipeline (film)
|
6,577
|
219
|
GA
|
Low
|
808
|
Cadillac Lyriq
|
6,576
|
219
|
Start
|
Mid
|
809
|
Electric aircraft
|
6,570
|
219
|
C
|
Unknown
|
810
|
Passive smoking
|
6,569
|
218
|
B
|
Mid
|
811
|
Brownfield land
|
6,554
|
218
|
C
|
Unknown
|
812
|
Limelight
|
6,552
|
218
|
Start
|
Unknown
|
813
|
Deep sea mining
|
6,533
|
217
|
C
|
Unknown
|
814
|
Trawling
|
6,520
|
217
|
C
|
Low
|
815
|
Spent nuclear fuel
|
6,510
|
217
|
C
|
High
|
816
|
Wilderness
|
6,503
|
216
|
B
|
Low
|
817
|
Resource depletion
|
6,495
|
216
|
C
|
High
|
818
|
North Sea oil
|
6,492
|
216
|
Start
|
Mid
|
819
|
Atrazine
|
6,462
|
215
|
Start
|
High
|
820
|
Tesla Powerwall
|
6,433
|
214
|
C
|
High
|
821
|
Toyota Prius V
|
6,422
|
214
|
C
|
High
|
822
|
Tailings
|
6,413
|
213
|
C
|
Unknown
|
823
|
Hyundai Ioniq 6
|
6,397
|
213
|
C
|
Unknown
|
824
|
Hyundai Ioniq
|
6,395
|
213
|
C
|
Mid
|
825
|
Upcycling
|
6,356
|
211
|
C
|
Mid
|
826
|
Sick building syndrome
|
6,350
|
211
|
C
|
Mid
|
827
|
Earth shelter
|
6,345
|
211
|
Start
|
Unknown
|
828
|
Renovation
|
6,343
|
211
|
Start
|
High
|
829
|
BYD Blade battery
|
6,327
|
210
|
Start
|
Mid
|
830
|
Automotive air conditioning
|
6,325
|
210
|
C
|
High
|
831
|
Chlorpyrifos
|
6,308
|
210
|
C
|
Mid
|
832
|
Scrap
|
6,308
|
210
|
Start
|
Low
|
833
|
Biological pest control
|
6,305
|
210
|
GA
|
High
|
834
|
Honda Prologue
|
6,304
|
210
|
Stub
|
Low
|
835
|
Atmospheric circulation
|
6,289
|
209
|
Start
|
High
|
836
|
Runaway greenhouse effect
|
6,283
|
209
|
B
|
Low
|
837
|
Intensive farming
|
6,280
|
209
|
C
|
High
|
838
|
Thermophile
|
6,277
|
209
|
Start
|
Mid
|
839
|
Shot (pellet)
|
6,276
|
209
|
C
|
Low
|
840
|
Coal-seam fire
|
6,269
|
208
|
C
|
Mid
|
841
|
Gas flare
|
6,268
|
208
|
Start
|
Unknown
|
842
|
Xeriscaping
|
6,258
|
208
|
C
|
Low
|
843
|
Vinyl chloride
|
6,257
|
208
|
B
|
Mid
|
844
|
Smallholding
|
6,256
|
208
|
C
|
Low
|
845
|
Overfishing
|
6,249
|
208
|
B
|
High
|
846
|
Deforestation of the Amazon rainforest
|
6,239
|
207
|
C
|
High
|
847
|
National parks of the United Kingdom
|
6,231
|
207
|
B
|
Low
|
848
|
Pininfarina Battista
|
6,231
|
207
|
Start
|
Low
|
849
|
Fipronil
|
6,223
|
207
|
Start
|
Mid
|
850
|
Central Pollution Control Board
|
6,220
|
207
|
Start
|
Low
|
851
|
Green Party of Aotearoa New Zealand
|
6,217
|
207
|
C
|
Low
|
852
|
Rabbits in Australia
|
6,215
|
207
|
C
|
Mid
|
853
|
List of largest giant sequoias
|
6,206
|
206
|
List
|
Mid
|
854
|
Nissan Ariya
|
6,198
|
206
|
Start
|
Low
|
855
|
Common ethanol fuel mixtures
|
6,169
|
205
|
B
|
Mid
|
856
|
Atmospheric water generator
|
6,142
|
204
|
Start
|
Low
|
857
|
Biodiversity loss
|
6,130
|
204
|
C
|
Mid
|
858
|
RNA interference
|
6,129
|
204
|
FA
|
High
|
859
|
Carrying capacity
|
6,126
|
204
|
C
|
Mid
|
860
|
Toyota bZ5
|
6,122
|
204
|
Stub
|
Low
|
861
|
Magnox
|
6,120
|
204
|
C
|
Mid
|
862
|
Toyota Prius C
|
6,118
|
203
|
C
|
High
|
863
|
Greywater
|
6,117
|
203
|
Start
|
Unknown
|
864
|
Freeganism
|
6,114
|
203
|
B
|
Mid
|
865
|
RoHS
|
6,114
|
203
|
C
|
Mid
|
866
|
Mazda EZ-6
|
6,107
|
203
|
Stub
|
Low
|
867
|
Evapotranspiration
|
6,089
|
202
|
C
|
Mid
|
868
|
Flexible-fuel vehicle
|
6,081
|
202
|
C
|
High
|
869
|
Hypoxia (environmental)
|
6,080
|
202
|
C
|
Low
|
870
|
Hoot (film)
|
6,078
|
202
|
Start
|
Low
|
871
|
Laudato si'
|
6,072
|
202
|
C
|
Mid
|
872
|
Climatic Research Unit email controversy
|
6,039
|
201
|
B
|
Mid
|
873
|
Clean Air Act (United States)
|
6,038
|
201
|
Start
|
Low
|
874
|
United States Fish and Wildlife Service
|
6,030
|
201
|
C
|
Mid
|
875
|
Crescent Dunes Solar Energy Project
|
6,022
|
200
|
Start
|
Low
|
876
|
Methyl tert-butyl ether
|
6,017
|
200
|
B
|
Mid
|
877
|
Tetrachloroethylene
|
6,010
|
200
|
B
|
Mid
|
878
|
James Lovelock
|
5,996
|
199
|
B
|
Top
|
879
|
Fatberg
|
5,987
|
199
|
Start
|
Low
|
880
|
Space-based solar power
|
5,983
|
199
|
B
|
Unknown
|
881
|
Representative Concentration Pathway
|
5,955
|
198
|
C
|
Mid
|
882
|
Green chemistry
|
5,947
|
198
|
B
|
Unknown
|
883
|
Coal-fired power station
|
5,947
|
198
|
C
|
High
|
884
|
Regenerative agriculture
|
5,936
|
197
|
C
|
Low
|
885
|
Biofouling
|
5,932
|
197
|
B
|
Low
|
886
|
Renewable energy in India
|
5,928
|
197
|
B
|
High
|
887
|
Hügelkultur
|
5,920
|
197
|
Start
|
Low
|
888
|
Flow battery
|
5,911
|
197
|
B
|
Mid
|
889
|
Red tide
|
5,896
|
196
|
NA
|
NA
|
890
|
Toyota Prius (XW30)
|
5,885
|
196
|
B
|
Unknown
|
891
|
Convention on Biological Diversity
|
5,867
|
195
|
C
|
High
|
892
|
Biodegradation
|
5,866
|
195
|
Start
|
Low
|
893
|
Never Cry Wolf (film)
|
5,860
|
195
|
B
|
Low
|
894
|
History of climate change science
|
5,848
|
194
|
C
|
Unknown
|
895
|
Photovoltaic power station
|
5,825
|
194
|
C
|
High
|
896
|
Climate change feedbacks
|
5,824
|
194
|
C
|
Mid
|
897
|
Rodney Frelinghuysen
|
5,821
|
194
|
Start
|
Low
|
898
|
2025 New South Wales floods
|
5,818
|
193
|
Start
|
Unknown
|
899
|
Bycatch
|
5,812
|
193
|
C
|
Unknown
|
900
|
Water treatment
|
5,810
|
193
|
Start
|
Unknown
|
901
|
Biological Weapons Convention
|
5,807
|
193
|
B
|
Mid
|
902
|
Bonfire
|
5,795
|
193
|
Start
|
Low
|
903
|
Volkswagen ID.7
|
5,795
|
193
|
B
|
Low
|
904
|
List of photovoltaic power stations
|
5,786
|
192
|
List
|
Unknown
|
905
|
Neonicotinoid
|
5,785
|
192
|
C
|
High
|
906
|
Environmental law
|
5,765
|
192
|
C
|
High
|
907
|
Douglas Tompkins
|
5,757
|
191
|
C
|
Mid
|
908
|
Polestar 3
|
5,757
|
191
|
C
|
Low
|
909
|
Copper extraction
|
5,753
|
191
|
C
|
Low
|
910
|
Insects as food
|
5,750
|
191
|
C
|
High
|
911
|
Tipping points in the climate system
|
5,749
|
191
|
GA
|
Top
|
912
|
Paleoclimatology
|
5,743
|
191
|
C
|
Unknown
|
913
|
Anti-nuclear movement
|
5,725
|
190
|
B
|
Mid
|
914
|
Tote bag
|
5,705
|
190
|
Start
|
Mid
|
915
|
Embalming chemicals
|
5,689
|
189
|
Start
|
Low
|
916
|
Customary law
|
5,687
|
189
|
Start
|
Mid
|
917
|
Monsoon of South Asia
|
5,685
|
189
|
B
|
Unknown
|
918
|
Renault Zoe
|
5,684
|
189
|
C
|
High
|
919
|
Plutonium-238
|
5,681
|
189
|
C
|
Mid
|
920
|
Container-deposit legislation
|
5,680
|
189
|
Start
|
Unknown
|
921
|
Aviation biofuel
|
5,678
|
189
|
Start
|
Unknown
|
922
|
Agriculture in ants
|
5,671
|
189
|
Start
|
Unknown
|
923
|
Genetically modified food controversies
|
5,670
|
189
|
C
|
Mid
|
924
|
Audi e-tron GT
|
5,669
|
188
|
Start
|
Unknown
|
925
|
Solar cooker
|
5,667
|
188
|
B
|
Unknown
|
926
|
Laundry detergent
|
5,665
|
188
|
C
|
Low
|
927
|
BYD Han
|
5,660
|
188
|
Start
|
Low
|
928
|
Seveso disaster
|
5,659
|
188
|
C
|
Mid
|
929
|
Energy conservation
|
5,657
|
188
|
B
|
Low
|
930
|
Volvo EX30
|
5,638
|
187
|
C
|
Low
|
931
|
Sustainable fashion
|
5,614
|
187
|
C
|
Mid
|
932
|
Surface runoff
|
5,608
|
186
|
C
|
Low
|
933
|
Gifford Pinchot
|
5,582
|
186
|
B
|
High
|
934
|
Life on Our Planet
|
5,579
|
185
|
Start
|
Low
|
935
|
Climate of South Africa
|
5,570
|
185
|
Start
|
Low
|
936
|
Precautionary principle
|
5,563
|
185
|
C
|
High
|
937
|
Coral bleaching
|
5,554
|
185
|
C
|
High
|
938
|
Native species
|
5,549
|
184
|
Start
|
Mid
|
939
|
Audi e-tron
|
5,546
|
184
|
C
|
Mid
|
940
|
Doughnut (economic model)
|
5,544
|
184
|
B
|
Low
|
941
|
BBNJ Agreement
|
5,532
|
184
|
C
|
Mid
|
942
|
Paris green
|
5,522
|
184
|
B
|
Mid
|
943
|
Bioethics
|
5,520
|
184
|
Start
|
Mid
|
944
|
California Republican Party
|
5,517
|
183
|
C
|
Unknown
|
945
|
Earth's energy budget
|
5,507
|
183
|
C
|
High
|
946
|
Afforestation
|
5,506
|
183
|
C
|
Mid
|
947
|
Climate classification
|
5,504
|
183
|
Stub
|
Low
|
948
|
Ecologist Green Party of Mexico
|
5,502
|
183
|
Start
|
Unknown
|
949
|
Endangered Species Act of 1973
|
5,491
|
183
|
C
|
High
|
950
|
Solar inverter
|
5,490
|
183
|
C
|
Low
|
951
|
Park ranger
|
5,478
|
182
|
Start
|
Mid
|
952
|
The Ecologists
|
5,477
|
182
|
Start
|
Unknown
|
953
|
Mercedes-Benz EQS
|
5,466
|
182
|
Start
|
Mid
|
954
|
Protected area
|
5,456
|
181
|
B
|
High
|
955
|
Carbon sink
|
5,450
|
181
|
C
|
High
|
956
|
Mineral lick
|
5,439
|
181
|
Start
|
Low
|
957
|
Carbon dioxide removal
|
5,439
|
181
|
C
|
Low
|
958
|
2,3,7,8-Tetrachlorodibenzodioxin
|
5,437
|
181
|
GA
|
High
|
959
|
Wind power in India
|
5,428
|
180
|
Start
|
Mid
|
960
|
Coal combustion products
|
5,427
|
180
|
C
|
Low
|
961
|
Bioaccumulation
|
5,418
|
180
|
Start
|
Mid
|
962
|
Steven Chu
|
5,412
|
180
|
C
|
Mid
|
963
|
One Laptop per Child
|
5,407
|
180
|
B
|
Unknown
|
964
|
Liquid hydrogen
|
5,402
|
180
|
Start
|
Unknown
|
965
|
Wind farm
|
5,402
|
180
|
B
|
High
|
966
|
Halothane
|
5,386
|
179
|
C
|
Low
|
967
|
Late Antique Little Ice Age
|
5,370
|
179
|
Start
|
High
|
968
|
Highland
|
5,363
|
178
|
Stub
|
Mid
|
969
|
Hydrogen embrittlement
|
5,361
|
178
|
Start
|
Mid
|
970
|
Environmental impact of mining
|
5,358
|
178
|
C
|
Unknown
|
971
|
Shemara Wikramanayake
|
5,354
|
178
|
C
|
Low
|
972
|
Electrification
|
5,351
|
178
|
C
|
Low
|
973
|
The Monkey Wrench Gang
|
5,350
|
178
|
C
|
Mid
|
974
|
MG5 (automobile)
|
5,341
|
178
|
Start
|
Low
|
975
|
Volkswagen Group MEB platform
|
5,339
|
177
|
Stub
|
Low
|
976
|
John E. Sununu
|
5,324
|
177
|
C
|
Low
|
977
|
Food loss and waste
|
5,324
|
177
|
B
|
Mid
|
978
|
Cane toads in Australia
|
5,315
|
177
|
B
|
Low
|
979
|
Rivian R1S
|
5,310
|
177
|
Start
|
Low
|
980
|
Karma Revero
|
5,298
|
176
|
Start
|
Mid
|
981
|
Monoculture
|
5,295
|
176
|
Start
|
High
|
982
|
Affluenza
|
5,282
|
176
|
Start
|
Mid
|
983
|
Biophilic design
|
5,282
|
176
|
B
|
Low
|
984
|
Genetic diversity
|
5,278
|
175
|
C
|
Mid
|
985
|
Sharing economy
|
5,275
|
175
|
Start
|
Unknown
|
986
|
Mosquito control
|
5,274
|
175
|
C
|
Low
|
987
|
Honda e
|
5,274
|
175
|
C
|
Low
|
988
|
Mayak
|
5,267
|
175
|
C
|
High
|
989
|
Neurotoxicity
|
5,261
|
175
|
Start
|
High
|
990
|
List of highly toxic gases
|
5,258
|
175
|
List
|
High
|
991
|
Epping Forest
|
5,239
|
174
|
C
|
Mid
|
992
|
Waste Isolation Pilot Plant
|
5,235
|
174
|
C
|
High
|
993
|
Radioactive contamination from the Rocky Flats Plant
|
5,231
|
174
|
C
|
Mid
|
994
|
Biodegradable plastic
|
5,227
|
174
|
C
|
Mid
|
995
|
Air pollution in India
|
5,220
|
174
|
C
|
Mid
|
996
|
Mitsubishi i-MiEV
|
5,210
|
173
|
C
|
Mid
|
997
|
Retreat of glaciers since 1850
|
5,208
|
173
|
B
|
Mid
|
998
|
Fishery
|
5,193
|
173
|
Start
|
Low
|
999
|
North Atlantic garbage patch
|
5,190
|
173
|
C
|
Low
|
1000
|
The Metals Company
|
5,186
|
172
|
Stub
|
Low
|