"WINNIPEG, Manitoba — Hillary Rodham Clinton on Wednesday declined again to take a position on the Keystone XL pipeline, telling an audience in Canada that she would not express her views because of an ongoing review by the State Department."

"What's the best way to drill for oil in a mostly untouched Alaskan tundra, home to migrating caribou, abundant waterfowl, and Native Alaskan hunting and fishing grounds? It depends on which federal agency you ask."

"President Obama is tapping Brian Deese, the deputy director of his budget office, to replace veteran aide John Podesta when he departs the White House next month."

"Nearly 50 environmentalist organizations sent a letter Wednesday to every member of Congress, urging them to oppose granting President Barack Obama 'fast-track' authority to pass new free trade deals."

"It is nearly 27 years now since a NASA scientist testified before the US Senate that the agency was 99% certain that rising global temperatures were caused by the burning of fossil fuels. And the Senate still has not got it – based on the results of three symbolic climate change votes on Wednesday night."

"The Senate on Tuesday overwhelmingly approved an amendment to the Keystone XL pipeline bill that is aimed at improving energy efficiency in buildings — a rare moment of bipartisan agreement in a tense debate that is nowhere near being settled."

"The Canadian company that wants to build the Keystone XL pipeline took legal action Tuesday to secure remaining right of way from a group of holdout Nebraska landowners."

"'No challenge – no challenge – poses a greater threat to future generations than climate change,' President Barack Obama said to applause during his sixth State of the Union Address, delivered tonight to a joint session of Congress."

"GOP response from freshman senator Joni Ernst may also take aim at president’s agenda on emission cuts and Keystone XL pipeline"

"The money is a key component in the push for a global agreement this year to limit global warming."