Wikipedia:WikiProject Environment/Popular pages

This is a list of pages in the scope of Wikipedia:WikiProject Environment along with pageviews.

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List

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Period: 2024-10-01 to 2024-10-31

Total views: 28,069,998

Updated: 06:57, 6 November 2024 (UTC)

Rank Page title Views Daily average Assessment Importance
1 Jimmy Carter 1,619,628 52,246 GA High
2 Earth 454,729 14,668 FA Top
3 Atomic bombings of Hiroshima and Nagasaki 288,121 9,294 GA High
4 Al Gore 166,124 5,358 GA Mid
5 David Attenborough 159,983 5,160 GA High
6 Tesla Cybertruck 143,532 4,630 C Mid
7 Fukushima nuclear accident 137,691 4,441 GA High
8 Greta Thunberg 136,272 4,395 GA High
9 Industrial Revolution 133,868 4,318 C Mid
10 Three Mile Island accident 132,664 4,279 B High
11 Sustainable Development Goals 125,864 4,060 C High
12 World population 125,321 4,042 B Top
13 Kardashev scale 122,131 3,939 B Low
14 Green Party of the United States 121,241 3,911 C Mid
15 Nuclear weapon 116,082 3,744 C High
16 Charles Darwin 115,364 3,721 FA High
17 Tsar Bomba 115,294 3,719 B High
18 Climate change 112,922 3,642 FA Top
19 Bhopal disaster 107,676 3,473 B High
20 Dust Bowl 96,824 3,123 B Mid
21 Asbestos 96,110 3,100 B High
22 Nuclear weapons and Israel 89,646 2,891 B Low
23 Fungus 85,812 2,768 FA High
24 Rivian 84,547 2,727 Start Low
25 The Day After Tomorrow 83,970 2,708 C Mid
26 Agent Orange 83,074 2,679 GA High
27 Younger Dryas 81,277 2,621 B Low
28 Thermonuclear weapon 79,840 2,575 C High
29 Carbon dioxide 79,282 2,557 C High
30 Agriculture 78,522 2,532 GA High
31 Amazon rainforest 76,059 2,453 B Top
32 BP 75,078 2,421 B High
33 Ocean 74,264 2,395 B High
34 Mercury (element) 73,790 2,380 GA High
35 Music of the Spheres World Tour 73,213 2,361 GA Low
36 Sustainable development 73,062 2,356 C Top
37 Cancer 73,003 2,354 B High
38 Pollution 71,924 2,320 B Top
39 Deepwater Horizon oil spill 70,429 2,271 C High
40 Fracking 69,997 2,257 C Top
41 Petroleum 69,829 2,252 C High
42 Van Jones 67,903 2,190 C High
43 Ice age 66,381 2,141 B High
44 Lead 66,188 2,135 FA High
45 Dark Waters (2019 film) 66,070 2,131 Start Low
46 Shell plc 64,742 2,088 B Low
47 Atmosphere of Earth 64,072 2,066 C High
48 Erin Brockovich (film) 63,302 2,042 C Low
49 List of countries by air pollution 61,724 1,991 List Low
50 Chlorine 59,813 1,929 GA Mid
51 Air pollution 59,414 1,916 B Top
52 Willem-Alexander of the Netherlands 58,797 1,896 C Low
53 Life 57,369 1,850 GA Top
54 ExxonMobil 57,161 1,843 B Mid
55 Water pollution 56,400 1,819 B High
56 Tree 55,485 1,789 GA Low
57 El Niño–Southern Oscillation 54,905 1,771 C High
58 Three Gorges Dam 54,854 1,769 GA Mid
59 Acute radiation syndrome 54,334 1,752 B Mid
60 Xiaomi SU7 53,547 1,727 Start Low
61 Ed Begley Jr. 52,260 1,685 Start Mid
62 Trinity (nuclear test) 50,441 1,627 FA High
63 Abiogenesis 50,037 1,614 GA High
64 Air quality index 49,148 1,585 C Mid
65 Biodiversity 49,112 1,584 C Top
66 Arsenic 48,589 1,567 B High
67 Toyota Prius 47,918 1,545 B Mid
68 Coal 47,095 1,519 C Top
69 Extinction 47,044 1,517 C High
70 Salton Sea 46,967 1,515 B Mid
71 Cigarette 46,949 1,514 B Mid
72 Halliburton 46,314 1,494 B Unknown
73 Paris Agreement 46,210 1,490 GA Top
74 IUCN Red List 46,143 1,488 C Mid
75 Prokaryote 45,789 1,477 C High
76 Tesla Model 3 45,279 1,460 B Low
77 Environmental, social, and governance 45,187 1,457 C Mid
78 Waste management 44,647 1,440 B Mid
79 Fossil fuel 44,516 1,436 C High
80 Al-Khwarizmi 44,151 1,424 B Low
81 Conservation status 44,141 1,423 C Mid
82 Christiana Figueres 43,922 1,416 C Low
83 Prisoner's dilemma 43,867 1,415 C High
84 Plastic 43,714 1,410 B High
85 Radioactive decay 43,371 1,399 C High
86 Tesla Model Y 43,170 1,392 C Mid
87 Mustard gas 42,967 1,386 B Mid
88 Benzene 42,398 1,367 B High
89 Ecosystem 42,309 1,364 B Top
90 Carbon monoxide 42,122 1,358 B High
91 Michael Shellenberger 41,803 1,348 C Low
92 Waterworld 41,694 1,344 C Low
93 Epigenetics 41,676 1,344 B Mid
94 Tesla Roadster (first generation) 41,416 1,336 B Low
95 Great Pacific garbage patch 41,268 1,331 C Mid
96 Bromine 41,057 1,324 GA Mid
97 Plutonium 40,795 1,315 FA High
98 Greenhouse gas 40,742 1,314 B Top
99 Renewable energy 40,413 1,303 B Top
100 Chernobyl Nuclear Power Plant 40,362 1,302 B High
101 Per- and polyfluoroalkyl substances 40,228 1,297 C High
102 Palm oil 39,737 1,281 B Mid
103 National Oceanic and Atmospheric Administration 38,575 1,244 Start Mid
104 Sustainability 38,484 1,241 B High
105 Lucid Motors 38,263 1,234 C Mid
106 Deforestation 38,202 1,232 B Top
107 Love Canal 38,131 1,230 B High
108 Tundra 37,706 1,216 B Low
109 Little Ice Age 37,532 1,210 B High
110 3M 37,161 1,198 B Unknown
111 Chernobyl 37,103 1,196 B High
112 Tesla Model S 37,070 1,195 B Top
113 Algae 36,955 1,192 B Mid
114 15-minute city 36,620 1,181 C High
115 Monsanto 36,560 1,179 C Mid
116 Tragedy of the commons 36,552 1,179 B High
117 Nuclear power 36,523 1,178 GA High
118 Diesel fuel 36,260 1,169 C Mid
119 Last Glacial Period 35,791 1,154 B Low
120 Castle Bravo 35,756 1,153 C High
121 Solar panel 35,699 1,151 C High
122 Biome 35,662 1,150 C High
123 Nuclear fission 35,293 1,138 B High
124 Chipko movement 35,151 1,133 C High
125 Natural resource 34,703 1,119 C Top
126 Bicycle 34,436 1,110 C High
127 Water cycle 34,209 1,103 C High
128 John Muir 33,986 1,096 B Unknown
129 Ozone 33,797 1,090 B Mid
130 Organic farming 33,614 1,084 B Top
131 Diesel exhaust fluid 33,538 1,081 C Low
132 Bidet 33,326 1,075 C Unknown
133 Views of Elon Musk 33,188 1,070 B Low
134 Fisker Inc. 33,091 1,067 C Low
135 Endangered species 32,836 1,059 C High
136 Centralia mine fire 32,691 1,054 C Mid
137 Greenhouse effect 32,655 1,053 C Top
138 Walden 32,551 1,050 C Unknown
139 Nuclear power plant 32,493 1,048 C High
140 Recycling 32,452 1,046 B Top
141 Kessler syndrome 32,442 1,046 Start Low
142 Happy Feet 32,379 1,044 B Unknown
143 Microorganism 32,118 1,036 GA High
144 Natural environment 31,977 1,031 B High
145 Biotechnology 31,880 1,028 C High
146 Holocene extinction 31,781 1,025 B High
147 Goiânia accident 31,771 1,024 C Mid
148 Acid rain 31,569 1,018 B Top
149 DDT 31,538 1,017 B High
150 Noise pollution 31,390 1,012 C Mid
151 Polystyrene 31,374 1,012 B High
152 Air conditioning 31,060 1,001 C High
153 Ecology 30,594 986 GA Top
154 Malthusianism 30,353 979 B Low
155 Volkswagen emissions scandal 30,272 976 C High
156 Nature 30,125 971 C Top
157 World Wide Fund for Nature 29,697 957 C Mid
158 BMW i8 29,617 955 C High
159 Hydrazine 29,530 952 B Mid
160 Rainforest 29,328 946 C High
161 Arts and Crafts movement 29,298 945 B Low
162 Deepwater Horizon explosion 29,272 944 C Unknown
163 Great Smog of London 29,250 943 B Low
164 FernGully: The Last Rainforest 29,077 937 GA Low
165 Fusion power 29,009 935 B Low
166 Hydroelectricity 28,828 929 C High
167 Svalbard Global Seed Vault 28,819 929 B Mid
168 Glyphosate 28,634 923 B Mid
169 Soil 28,041 904 B Top
170 Projections of population growth 27,975 902 B High
171 Mutual assured destruction 27,686 893 Start High
172 Atlantic meridional overturning circulation 27,659 892 C Low
173 Electric vehicle 27,620 890 C Top
174 Nuclear warfare 27,556 888 C High
175 Olduvai theory 27,469 886 Start Low
176 Julia Butterfly Hill 27,260 879 C Mid
177 European emission standards 27,136 875 B Mid
178 Environmental issues 27,104 874 B Top
179 List of global issues 26,908 868 List Low
180 Nuclear and radiation accidents and incidents 26,826 865 B High
181 Depleted uranium 26,644 859 B High
182 Political positions of the Republican Party (United States) 26,487 854 C Mid
183 Omar Fayed 26,329 849 Start Unknown
184 Critically Endangered 26,232 846 Start Mid
185 Three Mile Island Nuclear Generating Station 26,083 841 C High
186 Patagonia, Inc. 26,030 839 C Low
187 Chernobyl exclusion zone 25,894 835 C High
188 Corporate social responsibility 25,823 833 B Mid
189 Formula E 25,784 831 C Low
190 Carcinogen 25,716 829 C High
191 Polonium 25,705 829 GA Mid
192 Mining 25,644 827 B High
193 Anthropocene 25,589 825 B Mid
194 Nuclear winter 25,560 824 B Low
195 Wind turbine 25,534 823 GA Mid
196 Glacier 25,494 822 B Low
197 Weapon of mass destruction 25,472 821 C Mid
198 Fuel cell 25,424 820 B High
199 Nuclear submarine 25,319 816 C Unknown
200 Invasive species 25,288 815 GA High
201 Ozone layer 25,277 815 C High
202 Kyoto Protocol 24,954 804 C High
203 Susan Collins 24,795 799 C Low
204 Human impact on the environment 24,626 794 C Top
205 Water stagnation 24,496 790 Start Low
206 United Nations Climate Change Conference 24,354 785 C Unknown
207 Enriched uranium 24,312 784 B Mid
208 United States Environmental Protection Agency 24,235 781 B High
209 Keystone Pipeline 24,148 778 C Mid
210 Pathogen 23,769 766 B High
211 Ozone depletion 23,736 765 B High
212 Botany 23,698 764 GA High
213 Buckminster Fuller 23,670 763 C Low
214 BMW i3 23,528 758 B High
215 Dichloromethane 23,488 757 B Low
216 International Union for Conservation of Nature 23,468 757 C Mid
217 Wind power 23,459 756 B High
218 Portland cement 23,400 754 B High
219 Carbon dioxide in Earth's atmosphere 23,365 753 C Mid
220 GMC Hummer EV 23,326 752 C Low
221 Plug-in hybrid 23,256 750 B Mid
222 Carbon capture and storage 23,256 750 C Mid
223 Carbon footprint 23,255 750 C Mid
224 Deb Haaland 23,255 750 B Low
225 Alliance 90/The Greens 23,173 747 B Mid
226 Windmill 23,128 746 B High
227 Exxon Valdez oil spill 23,113 745 B High
228 International Nuclear Event Scale 23,106 745 C Mid
229 Silent Spring 23,013 742 B High
230 Agriculture in India 22,805 735 B High
231 Solar-cell efficiency 22,266 718 B High
232 Tesla Semi 21,967 708 C Low
233 Green New Deal 21,914 706 C Low
234 Boaty McBoatface 21,618 697 C Low
235 Population growth 21,513 693 C High
236 Hinkley Point C nuclear power station 21,446 691 C Mid
237 Minamata disease 21,334 688 B Unknown
238 2024 United Nations Biodiversity Conference 21,258 685 Start High
239 Water purification 21,212 684 B High
240 Greenpeace 21,165 682 C High
241 Sellafield 21,136 681 B High
242 Rainwater harvesting 20,997 677 C Mid
243 Cistern 20,981 676 Start Mid
244 Hanford Site 20,960 676 FA Mid
245 Climate engineering 20,949 675 B Mid
246 Least-concern species 20,835 672 Start Low
247 Drought 20,801 671 C High
248 Solar energy 20,749 669 B High
249 Rimac Nevera 20,727 668 Start Unknown
250 Wildlife 20,704 667 C High
251 Solar power 20,679 667 B High
252 Civilian Conservation Corps 20,607 664 B High
253 Permethrin 20,594 664 C Low
254 United Nations Framework Convention on Climate Change 20,572 663 C High
255 Nuclear holocaust 20,531 662 C High
256 Electric car 20,515 661 C Top
257 Ecocide 20,460 660 B Mid
258 Tesla Model X 20,417 658 C Unknown
259 Effects of climate change 20,407 658 GA Top
260 Tesla Roadster (second generation) 20,393 657 Start Low
261 Albedo 20,342 656 B Mid
262 Pesticide 20,329 655 B Mid
263 Polychlorinated biphenyl 20,323 655 B High
264 Australian Greens 20,138 649 B Unknown
265 Hybrid electric vehicle 20,058 647 B Mid
266 African humid period 20,056 646 GA Low
267 Weed 20,019 645 B High
268 Eutrophication 20,007 645 B High
269 David Bale 19,951 643 C Low
270 Solar cell 19,950 643 B High
271 Extinct in the wild 19,945 643 Start Mid
272 Permafrost 19,931 642 GA Low
273 Porsche Taycan 19,910 642 B High
274 Nuclear weapons testing 19,859 640 C High
275 Russia and weapons of mass destruction 19,661 634 Start High
276 Water conservation 19,657 634 C High
277 Median lethal dose 19,557 630 Start High
278 Plastic pollution 19,520 629 B High
279 Phosgene 19,434 626 B Mid
280 John Thune 19,411 626 C Low
281 Windscale fire 19,284 622 B Mid
282 Vandana Shiva 19,272 621 B Mid
283 Milankovitch cycles 19,247 620 B Low
284 Environmental protection 19,151 617 C Top
285 Bisphenol A 19,070 615 GA High
286 Pew Research Center 19,022 613 C Low
287 Genetically modified organism 18,960 611 GA Mid
288 Warfarin 18,947 611 GA Mid
289 Acetaldehyde 18,933 610 B Mid
290 Nuclear fallout 18,909 609 C Top
291 Nevada Test Site 18,878 608 B Mid
292 Global catastrophic risk 18,709 603 B High
293 Fresh water 18,680 602 C High
294 Biosphere 18,631 601 C High
295 Climate change denial 18,607 600 C High
296 Volatile organic compound 18,565 598 C Mid
297 Sewage treatment 18,531 597 B High
298 Microplastics 18,526 597 C Top
299 Food security 18,510 597 C Low
300 Greenhouse gas emissions 18,507 597 C Top
301 Rachel Carson 18,489 596 FA High
302 Last Glacial Maximum 18,446 595 C Mid
303 Joseph Stiglitz 18,426 594 B Mid
304 Genetically modified food 18,415 594 B Mid
305 Laurie David 18,324 591 C Low
306 Drinking water 18,302 590 B High
307 Cow dung 18,223 587 Start Low
308 Electrolysis of water 18,217 587 C Low
309 Jevons paradox 18,195 586 GA Mid
310 Nissan Leaf 18,086 583 B High
311 Fast fashion 17,999 580 C Mid
312 Fisker Karma 17,957 579 B Mid
313 Biological warfare 17,910 577 B High
314 Trade winds 17,849 575 GA Mid
315 Chlorofluorocarbon 17,842 575 B Top
316 Ivanpah Solar Power Facility 17,746 572 C Mid
317 History of Tesla, Inc. 17,424 562 C Low
318 Landfill 17,398 561 C Mid
319 An Inconvenient Truth 17,345 559 GA Mid
320 National park 17,287 557 C High
321 International Atomic Energy Agency 17,283 557 B Mid
322 Stratospheric aerosol injection 17,204 554 C High
323 Hybrid vehicle 17,122 552 C High
324 Gaia hypothesis 17,077 550 C Low
325 United Nations Convention on the Law of the Sea 17,010 548 C High
326 Quality of life 16,853 543 Start Mid
327 Bushmeat 16,787 541 C Mid
328 Snowball Earth 16,756 540 B Low
329 Yvon Chouinard 16,750 540 Start Unknown
330 Sea level rise 16,747 540 GA High
331 Environmental Modification Convention 16,709 539 Start Mid
332 Nuclear power in the United States 16,672 537 B High
333 Megadiverse countries 16,670 537 Start Mid
334 Gasoline direct injection 16,622 536 C Mid
335 Stream 16,605 535 Start Mid
336 Waterfall 16,574 534 B Mid
337 Soil contamination 16,567 534 C Mid
338 Economic growth 16,489 531 B High
339 Permaculture 16,357 527 GA Mid
340 Photovoltaics 16,301 525 B Mid
341 Greenwashing 16,281 525 C Mid
342 Compost 16,252 524 B Low
343 Mate Rimac 16,190 522 C Low
344 SolarCity 16,173 521 B High
345 Tetraethyllead 16,164 521 C High
346 Kyshtym disaster 16,071 518 C High
347 Ecotourism 15,971 515 C High
348 Barry Green (hunter) 15,964 514 Start Low
349 Toyota Mirai 15,888 512 B High
350 South Africa and weapons of mass destruction 15,855 511 Start Mid
351 Teratology 15,798 509 C Mid
352 Biofuel 15,771 508 C Low
353 Effects of nuclear explosions 15,765 508 B High
354 BYD Seagull 15,757 508 Start Mid
355 Segway 15,726 507 C Unknown
356 Light pollution 15,695 506 C Unknown
357 North African climate cycles 15,609 503 C Low
358 Honda Insight 15,566 502 B Low
359 Lucid Air 15,561 501 C Low
360 Erosion 15,454 498 C High
361 Hydrogen vehicle 15,445 498 B High
362 Electronic waste 15,438 498 C Unknown
363 Habitat 15,413 497 GA High
364 Prairie 15,403 496 B Mid
365 Earthrise 15,399 496 C High
366 Just Stop Oil 15,375 495 B Low
367 Old-growth forest 15,317 494 C High
368 Smokey Bear 15,315 494 B Mid
369 Electric car use by country 15,263 492 B High
370 Highest temperature recorded on Earth 15,221 491 C Mid
371 Honda CR-Z 15,218 490 Start Mid
372 Eustace Conway 15,179 489 Start Unknown
373 History of the electric vehicle 15,138 488 B Unknown
374 Ecofascism 15,111 487 B Mid
375 Ivy Mike 15,105 487 C High
376 Earth Day 15,104 487 C High
377 List of countries by carbon dioxide emissions 15,080 486 List Mid
378 Wangarĩ Maathai 15,062 485 B High
379 Superfund 15,044 485 B Low
380 Solarpunk 14,877 479 B Low
381 Phthalates 14,876 479 Start High
382 NIMBY 14,852 479 B Mid
383 List of environmental dates 14,850 479 List Mid
384 Fisker Ocean 14,845 478 C Unknown
385 Environmental science 14,833 478 C Unknown
386 Combined Charging System 14,808 477 Start Mid
387 Zone rouge 14,791 477 Start Mid
388 Habitable zone 14,777 476 B Low
389 Pesticide poisoning 14,761 476 C High
390 Doomer 14,739 475 Start Low
391 XPeng 14,641 472 C Low
392 Partial Nuclear Test Ban Treaty 14,639 472 B High
393 Seawater 14,597 470 C High
394 Nuclear power in the United Kingdom 14,591 470 B Mid
395 Radioactive waste 14,555 469 B High
396 Conspicuous consumption 14,513 468 B Low
397 Risk 14,511 468 C High
398 Poaching 14,497 467 B Top
399 Rechargeable battery 14,451 466 C High
400 McMurtry Spéirling 14,386 464 Start Unknown
401 Intergovernmental Panel on Climate Change 14,381 463 B High
402 Styrene 14,325 462 Start High
403 Slag 14,241 459 C Mid
404 Freon 14,156 456 Start High
405 Aquaculture 14,103 454 B Low
406 Kate Humble 14,074 454 C Low
407 Lignite 13,933 449 C High
408 Arsenic poisoning 13,928 449 B High
409 Desertification 13,883 447 C High
410 Carbon cycle 13,849 446 B High
411 Motor oil 13,827 446 C Low
412 Fukushima Daiichi Nuclear Power Plant 13,820 445 C High
413 Caroline Gleich 13,804 445 Start Low
414 Great Stink 13,777 444 FA Low
415 Chemical weapon 13,770 444 C High
416 Hyundai Ioniq 5 13,769 444 Start Low
417 United States Fish and Wildlife Service list of endangered mammals and birds 13,743 443 List Mid
418 Smog 13,737 443 B Mid
419 Martin Heinrich 13,725 442 C Unknown
420 Concentrated solar power 13,725 442 C High
421 Wastewater treatment 13,721 442 C High
422 Kuwaiti oil fires 13,697 441 C High
423 Aerosol 13,677 441 C High
424 New 7 Wonders of Nature 13,641 440 Start Unknown
425 Land reclamation 13,626 439 C Mid
426 Petrochemical 13,590 438 Start High
427 Subarctic climate 13,575 437 C Low
428 Neurotoxin 13,517 436 B High
429 Environmental degradation 13,511 435 C Top
430 Nikola Corporation 13,500 435 C Unknown
431 Millennium Development Goals 13,475 434 B Mid
432 Roundup (herbicide) 13,474 434 C High
433 Tropical savanna climate 13,446 433 Start Mid
434 CITES 13,351 430 C Mid
435 Montreal Protocol 13,342 430 C High
436 Renault 5 E-Tech 13,325 429 C Low
437 Aflatoxin 13,263 427 B High
438 Extinction Rebellion 13,222 426 B High
439 Oil spill 13,213 426 B Low
440 Nio Inc. 13,212 426 C Low
441 List of countries by carbon dioxide emissions per capita 13,197 425 List High
442 Pastoralism 13,172 424 C Mid
443 History of nuclear weapons 13,159 424 C High
444 Wendell Berry 13,159 424 B Unknown
445 Ethylene oxide 13,149 424 B Mid
446 Non-renewable resource 13,147 424 C High
447 Pollution of the Ganges 13,047 420 C Unknown
448 BYD Seal 12,983 418 C Unknown
449 Sustainable agriculture 12,974 418 C High
450 Chevrolet Volt 12,960 418 B High
451 Recycling codes 12,959 418 Start Unknown
452 Jim Banks 12,947 417 C Low
453 Plutonium-239 12,932 417 C Mid
454 Chevrolet Bolt 12,925 416 Start High
455 Extremophile 12,891 415 C Mid
456 Keystone species 12,882 415 GA Mid
457 Renault Twizy 12,864 414 C High
458 David Suzuki 12,848 414 B Unknown
459 Will Attenborough 12,841 414 Start Low
460 Breeder reactor 12,807 413 C Low
461 Biodiesel 12,802 412 C Low
462 Globally Harmonized System of Classification and Labelling of Chemicals 12,774 412 C Mid
463 Nitrogen fixation 12,735 410 B Mid
464 Timeline of first images of Earth from space 12,729 410 List Low
465 Diesel particulate filter 12,723 410 C Mid
466 United Nations Environment Programme 12,703 409 B Mid
467 Biogas 12,685 409 C Mid
468 Subsistence agriculture 12,682 409 C Low
469 Carbon offsets and credits 12,654 408 B High
470 Jungle 12,620 407 C Mid
471 Green politics 12,576 405 C Low
472 Firestorm 12,563 405 C Mid
473 General Motors EV1 12,507 403 B Top
474 SL-1 12,463 402 B Mid
475 Ford Mustang Mach-E 12,462 402 Start Low
476 Australian feral camel 12,432 401 B Low
477 Organophosphate 12,421 400 C High
478 Valero Energy 12,401 400 C Low
479 Simple living 12,400 400 Start Unknown
480 Sanitation 12,394 399 B High
481 Pumped-storage hydroelectricity 12,380 399 B Unknown
482 High-occupancy vehicle lane 12,371 399 C High
483 Hydropower 12,370 399 C Unknown
484 Food web 12,359 398 B High
485 Recycling symbol 12,350 398 Start Unknown
486 Family planning 12,337 397 B Low
487 Sustainable energy 12,287 396 FA High
488 Water scarcity 12,272 395 B High
489 Rolls-Royce Spectre 12,264 395 Start Low
490 Water distribution on Earth 12,250 395 Start Unknown
491 Resource 12,250 395 C High
492 Murray Bookchin 12,222 394 B Unknown
493 List of most-polluted cities by particulate matter concentration 12,221 394 List High
494 Slash-and-burn 12,077 389 C Mid
495 Terrestrial animal 12,074 389 Start High
496 List of natural phenomena 12,050 388 Stub Unknown
497 Chemical industry 12,047 388 Start High
498 Atrazine 12,042 388 Start High
499 Petroleum industry 12,008 387 C High
500 Environmental movement 11,989 386 B High
501 List of countries by renewable electricity production 11,986 386 List Mid
502 Circular economy 11,972 386 Start Mid
503 Sea Shepherd Conservation Society 11,965 385 B Unknown
504 Toyota Prius Plug-in Hybrid 11,931 384 B Mid
505 The Limits to Growth 11,918 384 B Low
506 Battery electric vehicle 11,910 384 C Mid
507 Cancer Alley 11,893 383 C High
508 Benjamin Bronfman 11,875 383 Start Low
509 Agenda 21 11,863 382 C High
510 Rodenticide 11,813 381 C Mid
511 Vulnerable species 11,801 380 Start Mid
512 Lotus Evija 11,798 380 C Low
513 Marine life 11,784 380 B High
514 Anthropocentrism 11,779 379 C High
515 Global warming potential 11,771 379 C Low
516 Alpha decay 11,767 379 C Mid
517 Waste 11,714 377 C Top
518 Environmentalism 11,704 377 B Top
519 Dirty bomb 11,659 376 C Mid
520 Yucca Mountain nuclear waste repository 11,566 373 C Low
521 Garbage patch 11,546 372 C High
522 Elinor Ostrom 11,512 371 B Mid
523 Life-cycle assessment 11,489 370 B Top
524 Patrick Dovigi 11,476 370 Start Low
525 China and weapons of mass destruction 11,467 369 C High
526 Acrylamide 11,399 367 B Mid
527 Volkswagen ID.3 11,391 367 Unknown Unknown
528 Sustainable living 11,389 367 B High
529 Hydrogen production 11,382 367 C Mid
530 Wicked problem 11,377 367 C Mid
531 NOx 11,376 366 Start Low
532 Flow cytometry 11,373 366 C Low
533 Convention on Biological Diversity 11,367 366 C High
534 Hamza Yassin 11,366 366 Start Low
535 The Honest Company 11,358 366 Start Low
536 Incineration 11,300 364 B Mid
537 Rivian R1T 11,282 363 Start Low
538 Dust 11,244 362 C Low
539 North American Charging System 11,236 362 C Mid
540 Medieval Warm Period 11,233 362 C Low
541 Polycyclic aromatic hydrocarbon 11,192 361 B High
542 Herbicide 11,174 360 C High
543 Ramsar Convention 11,153 359 C Mid
544 Dartmoor 11,152 359 C High
545 Toxicology 11,143 359 C Mid
546 Renewable resource 11,141 359 Start Mid
547 Natural history 11,098 358 C High
548 International Solar Alliance 11,092 357 C Mid
549 Chemical warfare 11,078 357 C High
550 Mycotoxin 11,066 356 C Mid
551 1966 Palomares incident 11,006 355 B High
552 Arbor Day 10,944 353 C High
553 Oxy-fuel welding and cutting 10,939 352 B Unknown
554 Pininfarina Battista 10,933 352 Start Low
555 Insecticide 10,892 351 C High
556 Crankcase ventilation system 10,884 351 C Low
557 Particulates 10,871 350 B High
558 Tesla Cybercab 10,865 350 Unknown Unknown
559 Global surface temperature 10,864 350 C Unknown
560 Carbon sequestration 10,855 350 B High
561 Habitat destruction 10,852 350 C High
562 Debate over the atomic bombings of Hiroshima and Nagasaki 10,851 350 B Mid
563 Arable land 10,845 349 C High
564 Toxicity 10,817 348 C High
565 Solar power in India 10,815 348 C Mid
566 William Kamkwamba 10,797 348 C Unknown
567 Porsche Mission X 10,780 347 Stub Unknown
568 Polestar 2 10,767 347 C Low
569 LEED 10,738 346 C High
570 Nuclear testing at Bikini Atoll 10,679 344 B High
571 Sunlight 10,612 342 B Low
572 Volkswagen 1-litre car 10,611 342 C High
573 Scientific consensus on climate change 10,610 342 C High
574 Human overpopulation 10,607 342 C High
575 Liquid hydrogen 10,591 341 Start Unknown
576 List of BYD Auto vehicles 10,589 341 List Low
577 Forest of Dean 10,574 341 C Mid
578 Hydrogenation 10,570 340 B Unknown
579 Ecosia 10,543 340 C Low
580 Ethanol fuel 10,481 338 B High
581 Earth Summit 10,457 337 Start Low
582 Safe (1995 film) 10,419 336 Start Unknown
583 Volkswagen ID.4 10,387 335 C Unknown
584 Litter 10,382 334 B Mid
585 Citroën Ami (electric vehicle) 10,379 334 Start Unknown
586 Wind farm 10,378 334 B High
587 Introduced species 10,376 334 B Mid
588 Harmful algal bloom 10,376 334 C Mid
589 Food safety 10,372 334 C Mid
590 MG5 (automobile) 10,278 331 Start Low
591 Electric bicycle 10,277 331 C Mid
592 Municipal solid waste 10,233 330 Start High
593 Dana Rohrabacher 10,217 329 B Mid
594 Hexavalent chromium 10,209 329 B High
595 BYD Atto 3 10,199 329 Start Low
596 Water treatment 10,198 328 Start Unknown
597 Coal-fired power station 10,176 328 C High
598 Mitsubishi i-MiEV 10,176 328 C Mid
599 Subsidy 10,107 326 C Mid
600 Underground nuclear weapons testing 10,106 326 B Unknown
601 Agroforestry 10,105 325 C Low
602 Eco-terrorism 10,097 325 C High
603 BMW i4 10,068 324 Start High
604 Urban heat island 10,058 324 B Mid
605 Waste Management, Inc. 10,058 324 Start Low
606 Timeline of glaciation 10,054 324 List Unknown
607 Regenerative agriculture 10,039 323 C Low
608 Nuclear fuel 9,987 322 B High
609 Solar power by country 9,965 321 C High
610 IARC group 1 Carcinogens 9,944 320 List High
611 Great Green Wall (Africa) 9,935 320 Start Mid
612 Marine biology 9,932 320 C High
613 Net-zero emissions 9,927 320 C Mid
614 Treaty on the Prohibition of Nuclear Weapons 9,917 319 C Mid
615 Environmental impact assessment 9,906 319 C Top
616 Car Allowance Rebate System 9,894 319 B Mid
617 Biological agent 9,892 319 C High
618 Photovoltaic system 9,890 319 C Mid
619 Tidal power 9,827 317 B Mid
620 Toyota bZ4X 9,787 315 C Low
621 Climate change mitigation 9,769 315 C High
622 North Atlantic garbage patch 9,765 315 C Low
623 Atmospheric circulation 9,751 314 Start High
624 Asbestosis 9,730 313 B Mid
625 RNA interference 9,711 313 FA High
626 Endocrine disruptor 9,674 312 C High
627 Mazda EZ-6 9,668 311 Stub Low
628 Right to repair 9,667 311 B Unknown
629 World energy supply and consumption 9,666 311 C Top
630 Ship breaking 9,657 311 Stub Unknown
631 Toxin 9,638 310 Start High
632 Baraka (film) 9,623 310 Start Unknown
633 Biomass (energy) 9,610 310 C Mid
634 Fatberg 9,602 309 Start Low
635 Green party 9,597 309 C High
636 Green hydrogen 9,586 309 C Low
637 Representative Concentration Pathway 9,574 308 C Mid
638 Jaguar C-X75 9,562 308 B Mid
639 Jim Inhofe 9,545 307 B Low
640 Tesla Powerwall 9,543 307 C High
641 Cycling 9,530 307 C Unknown
642 Ecofeminism 9,516 306 B High
643 Dioxins and dioxin-like compounds 9,513 306 C Low
644 Methyl isocyanate 9,511 306 B Mid
645 Aquatic ecosystem 9,504 306 C High
646 Restriction of Hazardous Substances Directive 9,468 305 C Mid
647 Toyota Aqua 9,437 304 Start Low
648 Comprehensive Nuclear-Test-Ban Treaty 9,434 304 Start High
649 Daigo Fukuryū Maru 9,401 303 C Mid
650 Geography of the United Arab Emirates 9,360 301 Start Mid
651 Trichloroethylene 9,323 300 B Mid
652 Carla Denyer 9,320 300 C Low
653 Toyota Camry (XV50) 9,319 300 C Mid
654 Sierra Club 9,302 300 B Mid
655 Ramsar site 9,287 299 Start High
656 BYD Qin 9,244 298 Start High
657 Paul R. Ehrlich 9,242 298 B Mid
658 George Monbiot 9,234 297 Start Unknown
659 Hinkley groundwater contamination 9,233 297 Start Low
660 Fridays for Future 9,186 296 C Mid
661 Environmental law 9,132 294 C High
662 Climate change feedbacks 9,126 294 C Mid
663 Vinyl chloride 9,115 294 B Mid
664 Lincoln Aviator 9,089 293 Start Low
665 Dimethylmercury 9,074 292 C Mid
666 Plastic recycling 9,062 292 C High
667 History of the petroleum industry 9,058 292 C Low
668 Steam reforming 9,057 292 Start Unknown
669 Perovskite solar cell 8,989 289 C Mid
670 List of battery electric vehicles 8,982 289 List Mid
671 Hydrosphere 8,977 289 C High
672 Deforestation of the Amazon rainforest 8,970 289 C High
673 Doughnut (economic model) 8,965 289 B Low
674 Heat recovery ventilation 8,964 289 C Low
675 Patterns in nature 8,954 288 GA Low
676 BMW iX 8,928 288 Start Unknown
677 Windcatcher 8,908 287 B Low
678 Extreme weather 8,892 286 C Mid
679 Ford C-Max 8,861 285 C High
680 List of largest hydroelectric power stations 8,852 285 C Unknown
681 European Green Deal 8,851 285 C Low
682 Extraction of petroleum 8,836 285 Start Mid
683 Ford F-150 Lightning 8,809 284 Start Mid
684 Rizwana Hasan 8,802 283 Start Low
685 Anne Hidalgo 8,786 283 C Low
686 On Deadly Ground 8,783 283 Start Low
687 Destruction of the Kakhovka Dam 8,739 281 C Mid
688 Robin Wall Kimmerer 8,738 281 C Low
689 Dakota Access Pipeline protests 8,733 281 C Low
690 Carbon sink 8,730 281 C High
691 Tipping points in the climate system 8,726 281 GA Top
692 Land 8,713 281 B Low
693 Biodiversity hotspot 8,695 280 Start Mid
694 Climate of Antarctica 8,650 279 C High
695 Soot 8,644 278 C Mid
696 Planetary boundaries 8,627 278 B High
697 Carrying capacity 8,623 278 C Mid
698 Sick building syndrome 8,623 278 Start Mid
699 Energy conservation 8,616 277 B Low
700 World Environment Day 8,605 277 C High
701 Toyota Prius V 8,602 277 C High
702 Oil sands 8,596 277 C Mid
703 Sewage 8,596 277 C Unknown
704 Climate classification 8,571 276 Stub Low
705 Green building 8,566 276 B Unknown
706 Naomi Seibt 8,556 276 Start Low
707 Radioactive contamination 8,547 275 C High
708 Environmental impact of mining 8,533 275 C Unknown
709 Cesspit 8,508 274 C Low
710 Renault Zoe 8,504 274 C High
711 Air pollution in India 8,471 273 C Mid
712 Tropical monsoon climate 8,467 273 Start Low
713 Biodiversity loss 8,461 272 C Mid
714 100 of the World's Worst Invasive Alien Species 8,454 272 List Low
715 Organic food 8,435 272 C Mid
716 Lake Karachay 8,416 271 Start Unknown
717 Anaerobic digestion 8,412 271 C High
718 Algal bloom 8,400 270 B Low
719 Fipronil 8,383 270 Start Mid
720 Nuclear proliferation 8,353 269 C High
721 BYD Dolphin 8,344 269 C Low
722 Nuclear disarmament 8,340 269 C Top
723 Afforestation 8,336 268 C Mid
724 Ocean gyre 8,333 268 Start Mid
725 Bioplastic 8,296 267 Start Mid
726 Vegetation 8,291 267 C Mid
727 Planet Earth III 8,255 266 Start Low
728 Coal-seam fire 8,250 266 C Mid
729 Flexible-fuel vehicle 8,240 265 C High
730 Dersu Uzala (1975 film) 8,220 265 Start Low
731 How to Blow Up a Pipeline (film) 8,184 264 GA Low
732 No net loss 8,162 263 C Unknown
733 Nature reserve 8,151 262 C Mid
734 Aldo Leopold 8,135 262 B High
735 Cigarette filter 8,123 262 Start High
736 Halothane 8,116 261 C Low
737 Near-threatened species 8,116 261 Start Mid
738 Offshore wind power 8,087 260 B Mid
739 Gallium arsenide 8,084 260 C Mid
740 Edward Abbey 8,076 260 B Mid
741 Smoke 8,072 260 C Mid
742 Methyl tert-butyl ether 8,039 259 B Mid
743 Effects of the Chernobyl disaster 8,024 258 C High
744 Charging station 8,020 258 B High
745 Clean Air Act (United States) 8,019 258 Start Low
746 Batagaika crater 8,009 258 Stub Mid
747 Hydrogen economy 7,986 257 B High
748 Environmental engineering 7,982 257 C Top
749 Volkswagen Group MEB platform 7,977 257 Stub Low
750 Volkswagen ID. Buzz 7,976 257 C Mid
751 Campaign for Nuclear Disarmament 7,963 256 B Mid
752 Rydberg formula 7,946 256 Start Unknown
753 Deep ecology 7,937 256 C Low
754 Build Back Better Plan 7,932 255 C Low
755 Conference of the parties 7,906 255 Start High
756 Ken Saro-Wiwa 7,882 254 B Low
757 Zeekr 001 7,861 253 C Low
758 United States withdrawal from the Paris Agreement 7,842 252 C Mid
759 John E. Sununu 7,834 252 C Low
760 Douglas Tompkins 7,828 252 C Mid
761 Anaerobic respiration 7,819 252 Start Unknown
762 Lisa Harrow 7,818 252 C Low
763 List of Superfund sites 7,803 251 List Mid
764 Greywater 7,788 251 Start Unknown
765 Carbon tax 7,780 250 C High
766 Diablo Canyon Power Plant 7,758 250 Start Mid
767 1948 Donora smog 7,717 248 C Low
768 Toyota Prius (XW30) 7,696 248 B Unknown
769 Ecosystem service 7,693 248 Start Unknown
770 Ocean acidification 7,677 247 B Unknown
771 Volcanic winter 7,652 246 Start Low
772 Diethylstilbestrol 7,636 246 B High
773 Once Upon a Forest 7,633 246 C Unknown
774 JBS S.A. 7,632 246 C Low
775 Soil conservation 7,618 245 B High
776 Butadiene 7,612 245 B High
777 Food loss and waste 7,605 245 B Mid
778 Atmospheric water generator 7,595 245 Start Low
779 Green economy 7,594 244 Start Mid
780 Exotic pet 7,570 244 Start Low
781 Lacey Act of 1900 7,558 243 Stub Mid
782 Chlorpyrifos 7,555 243 C Mid
783 2,4-Dichlorophenoxyacetic acid 7,555 243 C Mid
784 Toyota Prius C 7,554 243 C High
785 Dead zone (ecology) 7,521 242 C High
786 Flow battery 7,519 242 B Mid
787 Storm drain 7,495 241 C Unknown
788 RDS-1 7,479 241 C High
789 Risk assessment 7,471 241 C Mid
790 The Population Bomb 7,466 240 B Mid
791 E85 7,458 240 C Unknown
792 Fresh Kills Landfill 7,454 240 C Unknown
793 Air pollution in Delhi 7,447 240 C Low
794 Electric aircraft 7,428 239 C Unknown
795 Whole Earth Catalog 7,386 238 B Low
796 Arctic Refuge drilling controversy 7,381 238 B Mid
797 Brownfield land 7,374 237 C Unknown
798 Exxon Valdez 7,355 237 Start High
799 Creation Lake 7,344 236 Start Low
800 Green Party (Ireland) 7,312 235 B Unknown
801 Overfishing 7,307 235 B High
802 Customary law 7,306 235 Start Mid
803 Limelight 7,302 235 Start Unknown
804 Scrap 7,298 235 Start Low
805 Slurry 7,289 235 Unknown Unknown
806 Environment Protection Act, 1986 7,282 234 Start Low
807 Clean Water Act 7,279 234 B High
808 Thermal pollution 7,276 234 Start Mid
809 Intensive farming 7,267 234 C High
810 Volkswagen I.D. R 7,247 233 Start Low
811 Rimac Concept One 7,222 232 Start Unknown
812 Embalming chemicals 7,212 232 Start Low
813 Chemical Weapons Convention 7,207 232 C High
814 Nuclear arms race 7,185 231 B High
815 Fuel cell vehicle 7,176 231 Start Unknown
816 Bioethics 7,165 231 Start Mid
817 Exploitation of natural resources 7,163 231 Start High
818 History of climate change science 7,163 231 C Unknown
819 Biological pest control 7,146 230 GA High
820 Enewetak Atoll 7,123 229 Start Mid
821 Kia EV6 7,110 229 Start Low
822 Electric vehicle industry in China 7,107 229 Start Mid
823 Bioterrorism 7,082 228 B High
824 Thionyl chloride 7,051 227 B Mid
825 Honda e 7,032 226 C Low
826 Bjørn Lomborg 7,028 226 B High
827 Methylmercury 7,023 226 B High
828 Ice sheet 7,015 226 C Mid
829 Nio EP9 6,992 225 Start Low
830 Christian Schmidt (politician) 6,986 225 C Low
831 Affluenza 6,960 224 Start Mid
832 San Onofre Nuclear Generating Station 6,958 224 C Mid
833 Plutonium-238 6,950 224 C Mid
834 NASA Clean Air Study 6,936 223 Start Mid
835 Seres Automobile 6,936 223 Start Low
836 Steven Chu 6,928 223 C Mid
837 Hyundai Ioniq 6,918 223 C Mid
838 Gas flare 6,917 223 Start Unknown
839 List of highly toxic gases 6,909 222 List High
840 Space-based solar power 6,905 222 B Unknown
841 Worldwide Harmonised Light Vehicles Test Procedure 6,894 222 C Mid
842 Acrylonitrile 6,887 222 Start Mid
843 Criticism of Tesla, Inc. 6,867 221 C Low
844 Hydrogen embrittlement 6,847 220 Start Mid
845 Bharat stage emission standards 6,838 220 C Low
846 2021 United Nations Climate Change Conference 6,813 219 C High
847 Effects of climate change on agriculture 6,803 219 C High
848 Conservation movement 6,801 219 C Low
849 Global cooling 6,800 219 B Low
850 List of largest giant sequoias 6,792 219 List Mid
851 Bioremediation 6,770 218 Start Mid
852 Tesla Megapack 6,762 218 Unknown Unknown
853 Endangered Species Act of 1973 6,760 218 C High
854 Michael McCaul 6,750 217 Start Low
855 Lists of nuclear disasters and radioactive incidents 6,738 217 List Mid
856 Shot (pellet) 6,732 217 C Low
857 Rivian R1S 6,729 217 Start Low
858 Freedom to roam 6,722 216 C Mid
859 Solar cooker 6,710 216 B Unknown
860 Madison Grant 6,707 216 C Unknown
861 Ministry of Environment, Forest and Climate Change 6,687 215 Start High
862 Rolling coal 6,686 215 C Low
863 Sea surface temperature 6,665 215 GA Mid
864 Fungicide 6,663 214 C High
865 Hyundai Ioniq 6 6,654 214 Unknown Unknown
866 Biophilic design 6,645 214 C Low
867 Climate of Italy 6,637 214 C Low
868 Audi e-tron 6,632 213 C Mid
869 Coal combustion products 6,625 213 C Low
870 C40 Cities Climate Leadership Group 6,622 213 Start Low
871 Cadillac Celestiq 6,622 213 Start Unknown
872 Insects as food 6,599 212 C High
873 Biodegradation 6,596 212 Start Low
874 Eco-socialism 6,589 212 C Mid
875 Environmental justice 6,576 212 C Low
876 North Sea oil 6,570 211 Start Mid
877 Climate of the Philippines 6,569 211 C Mid
878 Causes of cancer 6,565 211 B High
879 Paleocene–Eocene Thermal Maximum 6,562 211 B Low
880 Dakota Access Pipeline 6,555 211 B Mid
881 Environmental disaster 6,544 211 Start Top
882 Climate variability and change 6,543 211 C Top
883 James Lovelock 6,531 210 B Top
884 Composting toilet 6,518 210 C Unknown
885 Volkswagen ID.7 6,518 210 B Low
886 Toyota Prius (XW20) 6,513 210 B Unknown
887 2-Butoxyethanol 6,509 209 C Mid
888 Uranium hexafluoride 6,490 209 B Mid
889 Surface runoff 6,476 208 C Low
890 Resource depletion 6,474 208 C High
891 Triple bottom line 6,470 208 C High
892 Jaguar I-Pace 6,457 208 C Low
893 Ecologist Green Party of Mexico 6,455 208 Start Unknown
894 Neurotoxicity 6,438 207 Start High
895 Marine pollution 6,431 207 B Unknown
896 Carbon emission trading 6,431 207 B Low
897 1,4-Dioxane 6,425 207 Start Mid
898 Sustainable Development Goal 13 6,420 207 C Mid
899 Photovoltaic power station 6,389 206 C High
900 Development economics 6,381 205 Start Mid
901 United States Fish and Wildlife Service 6,360 205 C Mid
902 List of environmental organizations 6,356 205 List Top
903 Paris green 6,353 204 B Mid
904 Aspark Owl 6,353 204 Start Low
905 Crescent Dunes Solar Energy Project 6,330 204 Start Low
906 Solar radiation modification 6,317 203 C Low
907 BYD Han 6,317 203 Start Low
908 Biodegradable plastic 6,315 203 C Mid
909 Perchlorate 6,314 203 B High
910 Family First Party 6,314 203 B Low
911 The TerraMar Project 6,313 203 Start Low
912 Fishery 6,301 203 Start Low
913 Gifford Pinchot 6,284 202 B High
914 Tailings 6,283 202 Start Unknown
915 Nature conservation 6,280 202 B High
916 Upcycling 6,278 202 C Mid
917 Cadillac Lyriq 6,274 202 Start Mid
918 Winona LaDuke 6,273 202 C Low
919 MG4 EV 6,249 201 Start Low
920 California Republican Party 6,248 201 C Unknown
921 Water supply 6,241 201 C High
922 Seveso disaster 6,240 201 Start Mid
923 Honda Prologue 6,238 201 Stub Low
924 Arsenic trioxide 6,234 201 B Mid
925 Epping Forest 6,216 200 C Mid
926 Biomagnification 6,213 200 Start Mid
927 Natural gas vehicle 6,209 200 C High
928 Coral bleaching 6,202 200 C High
929 Arctic National Wildlife Refuge 6,193 199 C High
930 Copper extraction 6,184 199 C Low
931 Energy development 6,181 199 C High
932 Passive smoking 6,162 198 B Mid
933 Deep sea mining 6,149 198 C Unknown
934 Kia EV9 6,139 198 Stub Unknown
935 Environmental issues in India 6,113 197 C Unknown
936 Koch network 6,105 196 C Mid
937 Masdar City 6,104 196 C High
938 Rainforest Alliance 6,093 196 C Mid
939 Sustainable fashion 6,090 196 C Mid
940 Indian vulture crisis 6,087 196 Start Low
941 Karma Revero 6,085 196 Start Mid
942 Site C dam 6,081 196 C Low
943 Palo Verde Nuclear Generating Station 6,074 195 C Mid
944 Škoda Enyaq 6,049 195 Start Low
945 Land degradation 6,046 195 C Mid
946 Electric bus 6,041 194 B High
947 Raúl Grijalva 6,025 194 C Low
948 Kenneth Arrow 6,021 194 C Low
949 Anti-nuclear movement 6,020 194 B Mid
950 Environmental health 6,008 193 Start Unknown
951 Amrita Devi 6,006 193 Start Unknown
952 Sod 5,988 193 C Mid
953 Vestas 5,983 193 Start High
954 Best practice 5,972 192 C Mid
955 Radiation protection 5,969 192 Start Mid
956 Rivian EDV 5,950 191 Start Low
957 Solar Impulse 5,930 191 B Unknown
958 First strike (nuclear strategy) 5,929 191 B Mid
959 Never Cry Wolf (film) 5,918 190 B Low
960 REVAi 5,904 190 Start Unknown
961 Wind power in India 5,899 190 Start Mid
962 Tonlé Sap 5,897 190 C Mid
963 Sustainable Development Goal 11 5,896 190 Start Unknown
964 Congolian rainforests 5,891 190 C Mid
965 Wilderness 5,884 189 B Low
966 Runaway greenhouse effect 5,884 189 B Low
967 Hügelkultur 5,871 189 Start Low
968 Human population planning 5,866 189 Start Unknown
969 Earth Liberation Front 5,862 189 B Mid
970 List of nuclear power accidents by country 5,859 189 B Unknown
971 Brundtland Commission 5,824 187 Start Unknown
972 Kuznets curve 5,818 187 B Mid
973 Biofouling 5,808 187 B Low
974 Ultra Low Emission Zone 5,806 187 C Low
975 Proton-exchange membrane fuel cell 5,802 187 B Unknown
976 Environmentally friendly 5,795 186 Start Low
977 Solar thermal energy 5,787 186 B High
978 Our Common Future 5,784 186 Start Mid
979 Renewable energy in India 5,777 186 B High
980 Climatology 5,772 186 C Top
981 Radiative forcing 5,772 186 B Low
982 The Nature Conservancy 5,764 185 B Low
983 Protected area 5,756 185 B High
984 Perfluorooctanesulfonic acid 5,756 185 Start Mid
985 Aviation biofuel 5,749 185 Start Unknown
986 Environmental impact of agriculture 5,710 184 C High
987 John Coleman (meteorologist) 5,708 184 Start Low
988 Evapotranspiration 5,692 183 C Mid
989 Late Antique Little Ice Age 5,684 183 Start High
990 History of ExxonMobil 5,680 183 B Low
991 Before the Flood (film) 5,674 183 Start Low
992 First Solar 5,669 182 Start Unknown
993 Earth shelter 5,663 182 Start Unknown
994 8.2-kiloyear event 5,663 182 C Low
995 Selective catalytic reduction 5,657 182 C Mid
996 Renovation 5,644 182 Start High
997 Commons 5,633 181 C Top
998 Genetic diversity 5,632 181 C Mid
999 Hoot (film) 5,627 181 Start Low
1000 Michael S. Regan 5,619 181 Start Low