Apr 17 EPA Report Marks First Step Toward Climate Change Regulations By Brian Santalone Carbon dioxide and five other heat-trapping greenhouse gas emissions are a danger to public health and welfare, and possibly even national security, according to an Environmental Protection Agency scientific review released Friday. Continue reading
Feb 02 Watch Tenn. Coal Ash Disaster Raises Concerns about Similar Sites Nationwide In December, tons of spilled coal ash devastated the town of Kingston, Tenn. Tom Bearden reports on the disaster's effects on residents, cleanup efforts and the debate over safety standards for other coal ash storage sites around the country. Continue watching
Jan 26 Obama Moves to Revise Fuel Efficiency Policies By Admin, PBS News Hour President Barack Obama on Monday ordered federal regulators to reexamine two policies that could lead to tougher fuel-economy standards for new cars and trucks. Continue reading
Dec 15 Watch Obama Unveils Environmental, Energy Policy Team President-elect Barack Obama named a former head of the EPA and a Nobel prize-winning scientist to his energy and environmental policy teams Monday. Analysts discuss how Obama's picks will carry out his agenda. Continue watching
Jul 11 Watch EPA Sidesteps Regulating Greenhouse Gases The Environmental Protection Agency on Friday delayed making a decision about whether human health and welfare are being harmed by greenhouse gas pollution. In a federal notice, the agency instead called for more public comment, essentially bumping the decision to… Continue watching
Mar 21 Scientists Tie Chemical Reaction to Creation of Smog By PBS News Hour Just one week after the Bush administration announced its first new ozone standards in more than a decade, chemists have discovered that a chemical reaction in the atmosphere once thought to be insignificant may be a major contributor to smog. Continue reading
Dec 20 Watch EPA Decision to Block State Emissions Plans Raises Policy Debate The Environmental Protection Agency denied new emissions proposals from California and 16 other states Wednesday that would set guidelines for automakers. Sen. Barbara Boxer, D-Calif., and a former EPA official debate who should regulate emissions. Continue watching
Dec 20 EPA Decides Against Calif. Emissions Standards By PBS News Hour President Bush on Thursday defended the decision of EPA Administrator Stephen L. Johnson to block California from implementing its tailpipe emissions law. Continue reading
May 30 Watch California Seeks EPA Approval for Tougher Emissions Curbs The Environmental Protection Agency held a public hearing in Sacramento, Calif., on Wednesday to review California's bid to pass a law restricting car emissions beyond the federal level. California and EPA officials discuss the bid. Continue watching
Apr 02 Watch Supreme Court says EPA can regulate greenhouse gases In a defeat for the Bush administration, the Supreme Court ruled Monday that the Environmental Protection Agency can regulate carbon dioxide emissions from cars under the Clean Air Act. Continue watching