Related by context. Frequent words. (Click for all words.) 75 polluting 61 pollution 61 contaminate 61 polluted 57 polluters 52 pollutants 51 emit 49 pollutant 49 spew 49 polluter 49 toxic waste 48 contaminating 47 toxic chemicals 46 emissions 46 air pollution 46 dirtier 45 harmful 45 toxic substances 44 degrade 44 suck 44 Pollution 44 emission 43 environmentally sensitive 43 cleaner 43 endanger 42 greenhouse gases 42 seep 41 environmental 41 toxic 41 emitting 41 effluent 41 noxious 41 carbon emissions 40 fossil fuel 40 carbon emission 40 Clean Water Act 40 environmentally sound 40 disturb 40 fossil fuels 40 environmentally friendly 40 destroy 40 greenhouse emissions 40 carbon dioxide 39 tar sands 39 environmentalists 39 monopolize 39 environmental impacts 39 toxins 39 contaminants 39 greenhouse gas emissions 39 threaten 39 CO2 39 harm 39 carbon dioxide emissions 39 emission reduction 39 dirty 39 recycle 39 DEQ 39 purify 39 carbon credits 39 coal fired 38 clog 38 greenhouse gas 38 displace 38 landfills 38 endangers 38 EPA 38 hazardous chemicals 38 environmental degradation 38 contaminated 38 poisons 38 reduce carbon emissions 38 harming 38 groundwater 37 consume 37 carcinogens 37 inhale 37 distort 37 stink 37 dump 37 clean 37 environmentally 37 carbon 37 devastate 37 CO2 emissions 37 pesticides 37 regulate 37 fracking 37 ecologically 37 hazardous waste 37 emission reductions 37 littering 37 sulfur dioxide 37 dirtiest 36 imperil 36 landfill 36 unregulated 36 mercury emissions 36 cleaner burning 36 intrude 36 hazardous substances