Steyer's super PAC plans to spend $100 million on races in Colorado, Florida, Iowa, Maine, Michigan, New Hampshire, and Pennsylvania.
Narendra Modi is conservative, but he's making clean electricity generation his top energy priority.
Florida Gov. Rick Scott and Sen. Marco Rubio are climate deniers, and that doesn't sit well with some of the state's Evangelical leaders.
Tesla has hired about 3,000 people during the past year, making it the No. 1 auto employer in California. And it's planning to hire 500 more this year.
The city is exploring a proposal to keep "hazardous fossil fuel materials" away from its ports.
An insurance company is suing Chicago-area municipalities for not doing enough to prepare for climate change–juiced flooding.
Frackers want to keep their chemical cocktails a secret, but a North Carolina bill would let emergency workers know what they're up against.
Global warming will hurt poor countries' creditworthiness, according to a new report from Standard & Poor’s.
After more than a decade of inaction and a lawsuit, the EPA is finally moving to more tightly regulate poisonous emissions from 150 oil refineries.