Is the US Ready for a Carbon Tax? February 16, 2017 cap-and-trade carbon tax climate change CO2 emissions trading EPA greenhouse gas obama regulation Trump +
US Energy Under Trump January 12, 2017 climate change emissions energy independence EPA gas price keystone xl obama opec Paris COP regulation renewable energy solar power tax credit tax reform Trump +
Don't Book Your Solar-Powered Flight Yet July 28, 2016 aviation emissions EPA greenhouse gas solar impulse solar power +
Out of Reach Without Nuclear and Shale April 20, 2016 emissions EPA greenhouse gas methane natural gas nuclear power Paris COP renewable energy sanders shale solar power wind power +
The Fallout from Volkswagen's "Defeat Device" September 23, 2015 CO2 diesel emissions EPA NOx Volkswagen +
EPA's Blown Call on Ethanol June 01, 2015 biodiesel cellulosic ethanol corn e15 e85 emissions EPA ethanol food vs. fuel gasoline greenhouse gas renewable fuel standard rfs +
2014 in Review: Shale Energy's First Price Cycle January 05, 2015 China EPA fracking gasoline prices keystone xl natural gas oil prices oil production oil-by-rail Paris COP rail renewable energy shale oil solar power subsidy tax credit wind power +
How Good Is The New Emissions Deal with China? November 13, 2014 ccs China climate change CO2 emissions EPA greenhouse gas keystone xl kyoto methane obama UN +
EPA's CO2 Rule and the Back Door to Cap & Trade June 30, 2014 cap-and-trade carbon tax climate change climate legislation CO2 coal emissions emissions trading EPA greenhouse gas rggi waxman-markey +
EPA's New CO2 Rules Create Opportunities for Natural Gas, for Now June 19, 2014 cap-and-trade carbon sequestration ccs clean air act CO2 coal combined cycle efficiency EPA gas shale greenhouse gas IGCC natural gas nuclear power utilities waxman-markey +