"For a look at what climate change could do to the world’s food supply, consider what the weather did to the American Corn Belt last year."

"The second explosive oil-train derailment this year, which has finally burned out in rural Alabama, may raise new questions about the safety of the crude-by-rail boom, pointing to problems beyond those that surfaced following the earlier tragedy in Quebec."

"The North American energy industry's reputation for ironclad secrecy is starting to crack as producers discover a little transparency can help save millions of dollars."

"Dan Utech, a longtime Washington insider, has been named as President Barack Obama's new advisor on energy and climate change, a White House official said."

"Canada’s biggest energy companies including Suncor Energy Inc. and Imperial Oil Ltd. are trailing global peers in reporting environmental performance as scrutiny of the oil sands intensifies."

"The Food and Drug Administration on Thursday proposed banning artificial trans fats in processed food ranging from cookies to frozen pizza, citing the risk of heart disease."

"The ongoing U.S. oil boom has flooded the Gulf Coast with domestic crude to levels not seen in decades, creating a homegrown oil glut in the nation's refining center just as the Obama administration prepares to rule on a pipeline that would add a torrent of heavy Canadian crude to the same region."

"DENVER — Three Colorado cities voted Tuesday to ban fracking, the kind of test that might be coming to states from California to North Carolina as oil and gas drilling surges from coast to coast."

"The Transportation Department hit oil giant Exxon Mobil on Wednesday with a proposed $2.6 million fine for a pipeline rupture in Arkansas earlier this year."

"The country's largest nuclear plant operator, Exelon Corp., has publicly fought to torpedo the wind industry's coveted production tax credits, calling them financial threats to its reactors in the Midwest. But the Chicago-based utility is also cashing in on those credits, known as PTCs."

"Exelon's third-quarter earnings results released last week show the company benefiting from the tax incentives that provide wind developers with $23 for every megawatt-hour of electricity they produce. Details about which of Exelon's 44 wind projects generate the PTCs are private."