Polar vortex spiked US CO2 emissions in 2013. Climate Central
Warming Earth heading for hottest year on record. Associated Press
Amid California’s drought, a bruising battle for cheap water. Los Angeles Times
Despite slumping prices, no end in sight for US oil production boom. New York Times
Abundant natural gas won’t slow climate change, study says. Associated Press
Nuclear fusion energy in a decade? Lockheed Martin is betting on it. Washington Post