Scientists link frozen spring to dramatic Arctic sea ice loss. Guardian

Obama’s Achilles’ heel on climate: Senate Democrats. Politico

February keeps the planet’s warm streak alive: NOAA. Climate Central

Obama lays out plan to develop alternative fuel cars. New York Times

USA’s winter was warmer and wetter than average. USA Today

Attack of the climate-denial books. Columbia Journalism Review

Fracking’s ‘revolving door’ draws a warning. Pittsburgh Post-Gazette

‘Grave indicator’: Penguins’ survival at stake as Antarctic ice disappears. NBC

Green steps: The president’s climate-change agenda marches slowly on. Economist

Concern over climate change grows, poll finds. Climate Central

Coal triggers carbon level rise. Climate News Network

Millions of Indians facing worst drought in decades. Agence France-Presse

Investors seek ways to profit from global warming. Businessweek

Gina McCarthy: Seasoned regulator primed for the climate fight. Politico

Ernest Moniz, MIT physicist, nominated as energy secretary. Washington Post

6 ways the sequester will mess up the environment. Mother Jones

Natural gas leaks come under scrutiny, raise questions on climate impact. Washington Post

Keystone XL pipeline report slammed by activists and scientists. Guardian

As energy boom nears Colorado cities, a backlash grows. Denver Post

Remarkable summer in Australia is its hottest on record. Climate Central