Can Solar Fill the Hydropower Gap During California’s Drought? February 27, 2014 California drought electric reliability generation hydropower photovoltaic pv solar solar thermal +
A Solar Car for the Masses? February 18, 2014 car show emissions ev ford hybrid mpg plug-in hybrid pv solar power tesla +
US Oil Demand Returns to Growth February 13, 2014 consumption demand efficiency ev fuel economy gdp heating oil lpg mpg oil petroleum products vehicle miles traveled +
Interpreting the State Department's Latest Assessment of the Keystone XL Pipeline February 05, 2014 emissions environmental greenhouse gas keystone xl lifecycle obama oil-by-rail rail senate state department +