Related by context. Frequent words. (Click for all words.) 69 emission reductions 66 GHG emissions 65 greenhouse gas GHG emissions 65 emission reduction 62 greenhouse gas emissions 62 greenhouse emissions 61 GHGs 60 emissions 59 carbon emissions 58 greenhouse gas emission 58 GHG 58 CO2 emissions 57 greenhouse gas 57 reducing carbon emissions 57 carbon dioxide emissions 56 reduce carbon emissions 56 carbon emission 55 greenhouse gasses 55 greenhouse gases 54 Greenhouse Gas 54 reducing CO2 emissions 53 C# emissions 53 CO2 53 carbon sequestration 52 NOx emissions 52 renewables 52 CO2 emission 52 particulate emissions 51 carbon 51 emission 51 Emissions 51 carbon neutrality 51 carbon dioxide CO2 emissions 51 reducing greenhouse gas 50 renewable 50 carbon credits 50 carbon dioxide emission 50 reduce greenhouse gas 49 megatonnes 49 NOx 48 carbon emitters 48 carbon offsets 48 Renewable Portfolio Standard 48 renewable energy 48 carbon sinks 48 emitters 47 Carbon dioxide emissions 47 carbon footprint 47 Kyoto Protocol 47 carbon offsetting 47 CDM 47 nitrogen oxide emissions 47 offsets 47 greenhouse gas concentrations 46 Kyoto accord 46 biofuels 46 fossil fuel 46 carbon footprints 46 pollutant emissions 46 fossil fuels 46 UNFCCC 46 Kyoto protocol 46 carbon dioxide CO2 46 atmospheric CO2 46 bioenergy 45 biomass 45 climate change 45 Offsets 45 carbon dioxide 45 REDD 45 carbon capture 45 CERs 45 Clean Development Mechanism 45 Fuel Efficiency 45 environmentally preferable 45 carbon dioxide methane 45 achievable 45 Climate Change 45 renewable fuels 44 Waxman Markey 44 woody biomass 44 Millennium Goals 44 HCFCs 44 Renewables 44 sustainable 44 atmospheric carbon dioxide 44 ecomagination 44 Kyoto Treaty 44 Montreal Protocol 44 Carbon Dioxide 44 Carbon Neutral 44 gigatons 44 heat trapping emissions 44 environmental impacts 43 greenhouse gases emitted 43 Energy Efficiency 43 ozone depleting substances 43 Emissions Trading Scheme 42 carbon emitting 42 combating global warming 42 carbon neutral