"An oppressive and potentially deadly summertime mix of sizzling temperatures and high humidity baked a large swath of the country again on Sunday, pushing afternoon heat indexes in dozens of cities to dangerous levels."

"It's not yet lights out: Republicans have revived their effort to crush energy-saving lightbulbs, with a vote in the House of Representatives as early as Friday."

"With a handful of Democratic votes, the House Energy and Commerce Committee passed a bill Wednesday that limits the EPA's ability to regulate coal ash and says coal ash residue deserves little more scrutiny and regulation than municipal trash."

"The Republican-led House Appropriations Committee has approved a restrictive spending bill for Fiscal Year 2012 that allows uranium mining on public lands adjacent to the Grand Canyon, prohibits funding for the U.S. EPA to set greenhouse gas standards, and exempts oil and utility companies from the Clean Air Act."

"The amount of lead allowed in toys and other children's products sold in the U.S. will soon be reduced to one of the lowest limits in the world. The move was praised by consumer advocates but denounced by critics worried about job losses and shuttered businesses."
 

"Last month's health warning from the Department of Health and Human Services' National Toxicology Program has set off a bruising battle with the makers of styrene, a chemical compound derived from crude oil."

"The Bush White House played a role in the U.S. Environmental Protection Agency's controversial 2008 decision not to regulate the drinking water contaminant perchlorate, according to a congressional watchdog agency."

"The Office of Management and Budget this week provided the House Energy and Commerce Committee access to some 1,400 pages of emails concerning the Department of Energy's controversial loan guarantee program and promised to provide additional updates by the end of the week."

"High blood levels of a man-made chemical used in non-stick coatings were associated with a raised risk of arthritis in a large new study of adults exposed to tainted drinking water."

"A major American utility is shelving the nation’s most prominent effort to capture carbon dioxide from an existing coal-burning power plant, dealing a severe blow to efforts to rein in emissions responsible for global warming."