Related by context. Frequent words. (Click for all words.) 58 emission allowances 56 carbon credits 56 emit greenhouse gases 53 emit carbon dioxide 52 carbon emissions 51 carbon 51 carbon emission 49 greenhouse gases 49 emissions 49 EUAs 48 EU ETS 48 offsets 47 carbon dioxide emissions 47 greenhouse gas emissions 47 greenhouse gas emission 47 carbon dioxide emission 46 EU Emissions Trading 46 CO2 emission 46 heat trapping greenhouse gases 46 emission reductions 46 RGGI 45 greenhouse emissions 45 greenhouse gas 45 emission reduction 45 Emissions Trading Scheme 44 windfall profits 44 carbon offsets 44 Emissions 44 emission 44 CO2 emissions 44 GHGs 44 reduce carbon emissions 43 CERs 43 greenhouse gasses 43 greenhouse gas GHG emissions 43 carbon emitted 43 fossil fuels 42 carbon dioxide 42 M2Z 42 CO2 42 heat trapping gases 42 subsidies 41 GHG 41 carbon dioxide CO2 emissions 41 warming gases 41 fossil fuel 41 GHG emissions 41 heat trapping emissions 41 reducing carbon emissions 40 carbon dioxide emitted 40 farm subsidies 40 C# emissions 40 Waxman Markey bill 40 renewables 40 agricultural subsidies 40 burning fossil fuels 39 Emissions Trading 39 tailpipe emissions 39 Carbon Capture 39 carbon dioxide CO2 39 cleaner fuels 39 polluters 39 greenhouses gases 39 EEX 39 allowances 39 greenhouse gas emitters 39 Waxman Markey 39 OTC derivatives 38 Kyoto treaty 38 electric utilities 38 Clean Development Mechanism 38 renewable energy 38 Kyoto Protocol 38 carbon polluters 38 TerraPass 38 trade distorting subsidies 38 carbon offsetting 38 ETS 38 greenhouse gas GHG 38 carbon emitting 38 greenhouse gases emitted 38 Kyoto protocol 38 carbon capture 38 Environment Commissioner Stavros 38 Regional Greenhouse Gas 38 rebated 37 global warming gases 37 gas guzzling vehicles 37 woody biomass 37 Greenhouse gases 37 tariffs 37 polluting industries 37 Kyoto Treaty 37 Outer Continental Shelf 37 Kyoto accord 37 tax havens 37 scheme ETS 36 climate change 36 coal 36 carbon emitters 36 excise taxes