"Three nonprofit groups Monday filed a federal lawsuit aimed at cleaning up air pollution from the Lower Colorado River Authority's coal-fired Fayette Power Project located between Austin and Houston."

"Wyoming, famous for its crisp mountain air and breathtaking, far-as-the-eye-can-see vistas, is looking a little bit like smoggy Los Angeles these days because of a boom in natural gas drilling."

"A two-decade-old crackdown on smog and soot under the Clean Air Act will yield about $2 trillion in annual benefits by 2020, according to a study that was released by U.S. EPA this morning and was touted as proof that the embattled agency's rules are an economic boon for the American people."

"Farm groups and members of Congress are jumping the gun in their efforts to stop U.S. EPA from making its air pollution rules tougher on dusty rural areas, the agency's second-in-command said yesterday."

"Two environmental groups have sued the U.S. Environmental Protection Agency for access to 350,000 pages of documents about coal-fired power plants blamed for making Texas' pollution problems worse."

"Air pollution triggers more heart attacks than using cocaine and poses as high a risk of sparking a heart attack as alcohol, coffee and physical exertion, scientists said on Thursday."

"U.S. EPA will issue its controversial rules for toxic air pollution from industrial boilers [Wednesday], an agency official said [Tuesday] morning, despite a court order that required the rules be done by Presidents Day."

"The construction permits are in and the financing is ready to go, but some of the Chicago area's biggest sources of toxic air pollution still might not be cleaned up anytime soon."

"An Indiana County [PA] power plant deemed one of the nation's biggest polluters operated without federally mandated permits even though it was inspected more than 1,100 times by state officials during the past 25 years, according to state records."

"The federal government’s No. 1 hunting ground for environmental offenders isn’t deep in the mists of the boreal forest — it’s in the back rooms of Canada’s neighbourhood dry cleaners."

"Looming U.S. rules that power utilities face on air pollution could create nearly 1.5 million jobs over the next five years, according to a report."

"A coalition of public health organizations in the coming weeks plans to step up efforts to oppose legislation that would block or delay Environmental Protection Agency climate rules." Budget-cutting Republicans on Capitol Hill will be encouraged to reduce the healthcare costs borne by taxpayers and ratepayers as a result of air pollution.

"The Obama administration will spare a stalled power plant project in California from the newest federal limits on greenhouse gases and conventional air pollution, U.S. EPA says in a new court filing that marks a policy shift in the face of industry groups and Republicans accusing the agency of holding up construction of large industrial facilities."

"The St. Petersburg waterworks is putting six giant gastropods to work monitoring emissions from a sewage incinerator. The African snails, the size of some rats, are attached to sensors that will show them getting sick if they take in too much bad air."

"The current air quality standards for carbon monoxide (CO) are strong enough to protect public health, U.S. EPA said today as the agency issued a proposal to keep the existing limits."