Efficiency needs to move "way, way up in our priorities," Moniz said in his first speech as secretary. He's also been meeting with lawmakers to advance energy-efficiency legislation.
The U.S. Chemical Safety Board is trying to figure out why a fertilizer plant exploded last month, but the Bureau of Alcohol, Tobacco, Firearms and Explosives is getting in the way.
The GOP-dominated House has passed yet another bill to speed up approval of the Keystone XL pipeline -- but it'll never become law.
China has proposed firm limits on greenhouse-gas emissions, seriously weakening one of the U.S.’s go-to excuses for climate inaction.
Organizing for Action, the president's advocacy group, should be doing more on climate change, activists say. Fighting Keystone XL would be a good start.
Inadvertent releases from oil and chemical facilities pose scary health threats to locals, according to a recent investigation. ExxonMobil and BP are big offenders.
L.A.'s newly elected Mayor Eric Garcetti looks poised to follow in his predecessor's eco-friendly footsteps. So much for the city's rep as a bastion of auto-centric sprawl.
Scientists studied really old DNA to figure out what caused the famine in the 1840s. They still don't quite know, but they think the mold is now extinct. Phew.
The Oklahoma senator opposed the Sandy aid bill, but says taxpayer assistance for tornado victims is a wholly worthy expenditure.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.