November 7, 2011 The system Congress set up 21 years ago to clean up poisonous air pollution still leaves many communities exposed to risky concentrations of benzene, formaldehyde, mercury and many other hazardous chemicals.
September 26, 2011 The military is trying to make big changes in what fuel it uses. The Air Force and Navy have been testing their aircraft — everything from fighters to unmanned spy planes — on fuel made from vegetable oil or even animal fat. One catch: It costs 10 times the price of traditional fuel.
August 8, 2011 Education Secretary Arne Duncan announced Monday that since Congress has failed to reauthorize the No Child Left Behind law, he will begin granting waivers that exempt states from some of its mandates. But House Republicans complained that the secretary should have waited for Congress.
July 24, 2011 The Environmental Protection Agency is expected to tighten the standard for how much ozone is safe to breathe, but the level of ozone scientists say is safe doesn't sit well with industry. The agency decision is sitting at the White House, awaiting approval.
July 4, 2011 Two Michigan teenagers are spearheading a charge to remove palm oil from Girl Scout cookies in an effort to reduce environmental damage caused by growing palm trees. But the girls, who are scouts themselves, are facing push back from both palm plantations and Girl Scouts of the United States of America.
June 21, 2011 Some studies show that new gas production could cause air pollution in portions of Colorado, Texas and Louisiana. Experts say although the amount of pollution is significantly less than that caused by coal-fired plants, natural gas companies will need to control pollution if the industry wants to grow.
June 8, 2011 Some environmentalists have been quietly grumbling about the Obama administration for months. Now one of the country's most prominent conservationists — former Interior Secretary Bruce Babbitt — is retaking the public stage to scold President Obama.