Overnight Energy & Environment
The billionaire climate activist isn't ruling out a bid for public office entirely.
Coming soon to a Senate floor near you: Votes on whether climate change is real.
The billionaire climate activist may run for Senate in 2016.
The amendment process and debate on Keystone could last weeks.
You thought the Shaheen-Portman energy efficiency legislation was dead?
Starbucks, along with 222 other businesses, wrote Obama in support of the rule.
To veto or not to veto? That is the question.
Here are a few of the questions energy and environment gurus should be asking.
ISIS makes $1 million a day off its black-market oil sales, but officials expect a drop.
Alison MacFarlane, chairwoman of the Nuclear Regulatory Commission, will resign.
"Defense leaders must be part of this global discussion," said Hagel.
Auto mileage increased 0.5 miles per gallon last year over 2012, according to EPA.
Senators voted 98-1 that "climate change is real and not a hoax."
The Senate will resume debate over the Keystone bill on Tuesday.
Obama has his sights set on methane emissions from the oil and gas sector.
Senators voted 63-32 to start floor debate on the Keystone measure.
The UN's weather agency says 2014 is on track to be the hottest year ever.
EPA now has about six months to review the 1.6 million comments.
After Tuesday's election, Keystone backers emerged with 61 Senate votes.
The automakers face a settlement worth $350M for overstating fuel economy claims.
CREW wants communications between the EPA and oil industry.
A report says lifting the ban could "increase the size of the economy."
John Kerry warned world leaders that it might soon be too late to stop climate change.
A federal judge dismissed a lawsuit against EPA over its plan to set carbon limits on new power...