Related by context. Frequent words. (Click for all words.) 60 renewable energy 58 renewables 55 renewable 54 RPS 52 emission reduction 51 electric utilities 51 Renewable Energy 50 emission reductions 50 greenhouse gas emission 49 renewable fuels 49 smart grid 49 wind farms 49 Smart Grid 48 mandates 48 reduce greenhouse gas 48 Clean Energy 47 renewable energies 47 Renewable 47 RGGI 46 regulatory frameworks 46 reduce carbon emissions 46 Renewable energy 46 RECs 46 mercury emissions 46 Energy Efficiency 46 emission 45 reducing carbon emissions 45 smart grids 45 smart metering 45 Demand Response 45 utilities 45 GHG emissions 45 greenhouse gas emissions 45 solar PV 45 greenhouse gas 45 Regional Greenhouse Gas 45 reducing CO2 emissions 44 RES 44 baseload 44 emissions 44 greenhouse gases 44 grid parity 44 GHG 44 reducing greenhouse gas 44 alternative fuels 44 greenhouse emissions 43 Renewables 43 GHGs 43 biomass 43 tailpipe emissions 43 carbon dioxide emissions 43 solar photovoltaic 43 Global Warming Solutions 43 nitrogen oxide emissions 43 greenhouse gas GHG emissions 43 coal fired 43 PHEVs 43 Climate Initiative 43 cogeneration 43 cleaner fuels 43 states 43 electric cooperatives 42 biofuels 42 ARRA 42 bioenergy 42 greenhouse gasses 42 carbon dioxide emission 42 carbon emission 42 Waxman Markey 42 Alternative Energy 42 Mandates 42 corn ethanol 42 gigawatts 42 weatherization 41 Solar PV 41 cleaner burning 41 Wind Energy 41 PPAs 41 emit greenhouse gases 41 emission allowances 41 NOx 41 Comverge 41 FERC 40 carbon emitting 40 BIPV 40 solar thermal 40 global warming gases 40 advanced metering 40 offshore wind 40 zero emission 40 IGCC 40 NOx emissions 40 solar 40 Power Plants 40 rooftop solar 40 carbon emissions 40 Biomass 40 AWEA 40 fossil fuels 40 Independent System Operator 40 jurisdictions