"Climate change sceptics are likely to be given greater prominence in BBC documentaries and news bulletins following new editorial guidelines that call for 'impartiality' in the corporation’s science coverage."

"An Indian consortium has made an offer to buy one of Canada's last remaining asbestos mines and extend its life."

"BUDAPEST, Hungary — An aerial photo taken months before a gigantic reservoir unleashed torrents of toxic sludge shows a faint red trail trickling through the container wall — part of a growing body of evidence that inspectors who gave the pit a clean bill of health may have missed warning signs."

"A[n Australian] federal government agency has banned pesticides that use the toxic chemical endosulfan, reversing earlier rulings that said it was safe if used correctly."

"A set of proposed regulations to modernize safety in Pennsylvania's booming natural gas industry and force drillers to disclose the chemicals they use cleared a first procedural hurdle Tuesday."

"Tests have revealed high levels of lead in children's products sold at Walmart and Target, a consumer group working with the California attorney general's office said today."

"The Centers for Disease Control and Prevention have announced their first-ever direct grants to states and cities to study the potential effects of climate change in the United States."

Louisiana Sen. Mary Landrieu, who held President Obama's nomination for OMB director hostage over the deepwater drilling ban, has said she will now hold it hostage until she is satisfied with the pace at which drilling permits are granted.

"Tariq Yousafzai, a water and environmental engineer with detailed knowledge of his country's water infrastructure, sees evidence of climate change in the flood disaster that inundated one-fifth of his country. But a more immediate concern of his is the massive deforestation that has silted up the waterways and left Pakistan more vulnerable to storms than ever. "

"At the U.S. Supreme Court on Tuesday, the justices heard arguments in a case that drug manufacturers say could open the floodgates to thousands of lawsuits — mainly from parents who contend that vaccinations caused their children's autism. At issue is how far a federal law reaches in barring state lawsuits over vaccines."