Interviews suggest that politics initially blinded the Obama administration on oil drilling.

"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."