"Researchers have found low levels of the toxic chemical C8 in a wide variety of foods, ranging from hamburgers and bacon to tilapia, olive oil and peanut butter, according to a new scientific paper."

"The Canadian Nuclear Safety Commission says as many as 217 workers may have been exposed to radioactivity at the Bruce nuclear power station on the shores of Lake Huron while refurbishing a reactor in late November."

"The cement industry is launching a late push to water down new regulations that would limit the amount of mercury and other hazardous pollutants emitted by their plants."

"The coastal fog that gives San Francisco its romantic ambience is thinning out, a boon to drivers but a real threat to the giant redwoods there, researchers reported on Monday."

"The US pointman on climate change on Tuesday accused vested interests of exploiting scientific scandals and pledged to act even if China and India balk at the controversial Copenhagen accord."

"Across the country, stormwater runoff hammers thousands of rivers, streams and lakes. Communities are left to struggle with the consequences of too much pavement and too little oversight. Now the U.S. Environmental Protection Agency is gearing up to tighten federal stormwater rules that have been criticized by environmental groups and deemed ineffective by a national panel of researchers."

"A trio of influential multinational corporations have decamped from the U.S. Climate Action Partnership, a 3-year-old lobby group, citing mounting concerns over the direction of climate change legislation, particularly concessions to the politically-influential coal sector."

"President Obama, speaking to an enthusiastic audience of union officials in Lanham, Md., on Tuesday, underscored his embrace of nuclear power as a clean energy source, announcing that the Energy Department had approved financial help for the construction of two nuclear reactors in Georgia."

"A long-awaited study by the International Agency for Cancer Research -- an arm of the World Health Organization -- will attempt to give the world's billions of cellphone users a better informed perspective" on whether the phones cause brain tumors or present other health risks.

"There’s an interesting insurgency that may give lie to recent predictions of federal failure on cap and trade. Sen. Maria Cantwell (D-Wash.) has a modified 'cap and dividend' bill, called the CLEAR Act, that’s slowly but surely picking up momentum."