"A female humpback whale traveled more than 6,000 miles from Brazil to Madagascar, setting a world record for a migrating mammal, researchers reported on Wednesday."

"The U.N. panel of climate scientists agreed on Thursday to change its practices in response to errors in a 2007 report, and its chairman, Rajendra Pachauri of India, dismissed suggestions he should step down.

"The Obama administration made a gesture of support for the ethanol industry on Wednesday, with a declaration by the Environmental Protection Agency that gasoline retailers can sell fuel blends containing up to 15 percent ethanol for use in late-model cars."

"Scientists are poised to eliminate the deadly cattle disease Rinderpest, ending a malady that has devastated animal herds for centuries, the United Nations Food and Agriculture Organization said on Thursday."

"The decade-long  effort to pass comprehensive climate legislation  framed around a declining cap and trading for carbon dioxide emissions died an ignominious death. Now new proposals focused on a  substantial ramp-up of investments in energy innovation are percolating — and instantly being attacked."

Ranchers are finding new ways to deter wolves.

Interviews suggest that politics initially blinded the Obama administration on oil drilling.

"Climate change sceptics are likely to be given greater prominence in BBC documentaries and news bulletins following new editorial guidelines that call for 'impartiality' in the corporation’s science coverage."