"Three major glaciers in Alaska and Washington state have thinned and shrunk dramatically, clear signs of a warming climate, according to a study released Thursday by the U.S. Geological Survey."

"LONG BEACH -- More than a year after California was rebuffed in federal court for pursuing emission rules on freight ships, federal authorities are pushing to adopt similar restrictions that could prevent up to 33,000 premature deaths annually in the U.S. and Canada."

"Iowa’s three largest public universities have determined that their coal ash disposal method does not pose a risk to the public health, a decision some say was made without sufficient evidence or regard for experiences with contamination in neighboring states."

"Seeking to put the nation back in the lead on an important technology, the Obama administration awarded more than $2 billion in grants on Wednesday for manufacturing advanced batteries and other components for electric cars."

"The U.S. Senate approved and sent to the White House on Thursday a $2 billion extension of the 'cash for clunkers' autos sales incentive program."

DuPont will try to persuade New Jersey state drinking water regulators to go easy on cleanups of PFOA, a chemical used in non-stick pans -- even before the regulators hear scientific evidence from their own scientists.

EPA Administrator Lisa P. Jackson said the agency will look at new evidence in reconsidering the Bush-administration decision not to regulate perchlorate in drinking water.

When FDA researcher Renee Dufault found residual mercury in high fructose corn syrup in 2004, the FDA ordered her to stop investigating. Mercury is used to make lye -- and lye is used to make the corn syrup that constitutes one in every ten calories that Americans eat.

"The American Coalition for Clean Coal Electricity claims to be shocked, shocked that forged anti-climate-bill letters were sent to members of Congress by one of its subcontractors, saying it was 'an isolated incident.' But it seems ACCCE also engaged in some fishy behavior last year during debate over a Senate climate bill."

"President Obama's choice to be the nation's top strip-mining regulator said Thursday he needs to learn more about mountaintop removal coal mining before he can comment on whether it needs to be more strictly policed."