"States with coastal water that is becoming more acidic because of carbon dioxide should list them as impaired under the Clean Water Act, the U.S. Environmental Agency said."

"New federal air quality rules, expected in the coming weeks, will likely trigger a wave of emission controls on industries in Southwest Florida, and the possibility of motor vehicle inspections."

Massachusetts has reduced its mercury emissions, but the mercury polluting its ponds may be coming from halfway around the globe.

"With state regulators required to start issuing Clean Air Act permits next year for large stationary sources of greenhouse gas emissions, the Lone Star State will be the lone holdout, according to a report released today by an association of state and local air agencies."

"With Election Day less than two weeks away and Republicans rallying around their opposition to U.S. EPA regulations, the agency is expected to wait before it tightens the nationwide limit on ozone pollution."

"An asbestos-like mineral used on western North Dakota gravel roads can cause changes in workers' lungs consistent with commercial asbestos exposure that could lead to breathing problems, a study has found."

A new initiative to replace smoky cookstoves in developing countries could save millions of lives and slow global warming.
 

"For more than six years, a power plant that towers over Chicago's Southeast Side repeatedly has belched out smoke so thick it violates air pollution laws and aggravates respiratory illnesses for residents nearby."