Some residents are worried about a rural Nevada dump where decades of toxic refuse lie buried in shallow trenches.

"Midwestern Democrats, who want duties placed on countries who don't limit greenhouse gas emissions, are at odds with Obama."

Investigation shows that even the local organizers of astroturf rallies against climate legislation are registered oil lobbyists.

"A class action lawsuit representing water districts throughout Illinois cites recent research contending atrazine in drinking water is unsafe at any level, even measurements well below U.S. Environmental Protection Agency guidelines."

New research suggests that atrazine, a popular weed killer found in some drinking water, causes birth defects and health problems at concentrations lower than previously thought.

"For decades, the chemical industry has been able to control the debate on whether BPA is harmful to human health. Now the Food and Drug Administration, which had relied on industry-financed studies to declare the chemical safe, is reconsidering its determination. ... Plastics makers [have launched a campaign] to fight federal regulation of BPA, downplay its risks and discredit anyone who characterizes the chemical as a health threat."

"Parasitic infections and other diseases usually associated with the developing world are cropping up with alarming frequency among U.S. poor, especially in states along the U.S.-Mexico border, the rural South and in Appalachia, according to researchers."

"As the credit freeze tightened its grip on the economy, the market for green construction -- at least in some respects -- remained strong overall, according to the U.S. Green Building Council and insurers of green construction projects. ...Still, as fewer and fewer banks proved willing to lend money for upfront construction costs, many smaller green builders have been forced to find new ways to see their projects through to completion."

"A state board voted unanimously Thursday to approve an air quality permit for a $10 billion oil refinery that Hyperion Resources wants to build in southeastern South Dakota."