Related by context. Frequent words. (Click for all words.) 62 renewables 60 renewable energy 58 coal fired 57 biofuels 56 bioenergy 56 cellulosic ethanol 55 biomass 55 gasification 54 offshore wind 53 FutureGen 53 CO2 52 sequestration 52 emission reduction 52 renewable energies 52 biofuel 52 tar sands 52 reduce carbon emissions 51 fossil fuel 51 renewable fuels 51 carbon 51 coal 51 hydrogen fuel 51 carbon dioxide 51 hydrogen 51 shale gas 50 oilsands 50 smart grid 50 oil sands 50 greenhouse gas 50 carbon dioxide emissions 50 emissions 50 solar thermal 50 carbon emissions 49 greenhouse emissions 49 CCS 49 Clean Energy 49 wind farms 48 fossil fuels 48 greenhouse gases 48 Renewables 48 reduce greenhouse gas 48 greenhouse gas emissions 47 alternative fuels 47 carbon emission 47 Hydrogen 46 desalination 46 reducing greenhouse gas 46 climate change 46 bio fuels 46 Renewable 46 geothermal 46 ethanol 45 emitters 45 Biomass 45 wind farm 45 renewable 45 Smart Grid 45 zero emission 44 emission 44 GHG emissions 44 Renewable Energy 44 biodiesel 43 Climate Change 43 LNG 43 shale 43 biogas 43 liquefied natural gas 43 CO2 emissions 43 switchgrass 42 Biofuels 42 hydropower 42 cleaner burning 42 nuclear 42 EVs 42 Wind Energy 41 incineration 41 methane 41 solar 41 solar PV 41 aquaculture 41 gigawatts 40 bio diesel 40 Masdar 40 nuclear reactors 40 desalination plant 40 E.ON 40 Energy Efficiency 40 polluters 40 hydro 40 Emissions 40 electrification 40 natural gas 40 carbon credits 40 Geothermal 39 wind turbine 39 reactors 39 photovoltaic 39 nanotechnology 39 Secretary Steven Chu 39 Energy DOE 39 nuclear reactor