National (U.S.)

"Alarmed by latest research, the Obama administration is conducting a broad review of toxic weed killer atrazine that could lead to tighter restrictions."

"Vermont Yankee is one of more than two dozen aging U.S. reactors that have leaked radioactive tritium from underground pipes. Its case has cast a pall on the revival of nuclear power and revived the anti-nuclear movement."

"An attempt by the Army Corps of Engineers to correct old data on water flows in the Mississippi may have led to underestimates of the current risk of flooding along the river, scientists argue in a new study."

"Interior Department policies don't ensure accurate measurement of oil and gas production on federal leases that generates billions of dollars in royalty payments each year, according to a government audit released today."

"After critical audits, the federal government said Wednesday that it would substantially tighten the certification process for products bearing the Energy Star label, its stamp of approval for an energy-efficient product."

"When Sen. David Vitter persuaded the EPA to agree to yet another review of its long-delayed assessment of the health risks of formaldehyde, he was praised by companies that use or manufacture a chemical found in everything from plywood to carpet."

"Senate Majority Leader Harry Reid (D-Nev.) is about to take over as stage manager in the uphill push to pass comprehensive climate and energy legislation."

"After a year of working with environmental groups, government regulators and the chemical industry, a leading advocate for chemical regulation has devised a plan to remake the nation's chemical laws -- a 34-year-old set of regulations that all players agree is outmoded and ineffective."

"Some soldiers and their families have had to live in deplorable conditions at Fort Bliss, dealing with black mold, lead paint and asbestos affecting the health of them and their children. Now there are allegations of threats and intimidation by top commanders if soldiers and their families spoke out about the problems."