Research suggests that endotoxins, which attach to particulate matter, may play a role in chronic inflammation of the heart.
The National Institute of Environmental Health Sciences led the work on the federal report, which recommends that future research determines who will be most vulnerable to climate change and what efforts will be most beneficial.
Company lawsuit against U.S. EPA is still pending over a 2009 guidance that allows engines to operate with the NOx emission control SCR System turned off.
Agency will determine if lead in aviation gas poses threat to public health.
The North Shore-Long Island Jewish Health System has agreed to join EPA programs that will help lower energy and water usage, waste, and air pollution at 12 areas hospitals.
Employees and other volunteers will be planting trees, cleaning communities, and recycling materials as well as watching for random acts of greenness.
The proposed rule would affect about 20 gold extraction facilities in the United States.
Mobil Oil Guam and Mobil Oil Mariana Islands allegedly discharged hundreds of tons of volatile organic compounds from gasoline terminals.
The agency is revising the San Joaquin Valley New Source Review threshold from 25 tons to 10 tons per year of ozone-producing pollutants to address the area's "extreme" nonattainment status.
Khabarovsk, Russia looked to sister-city, Portland, Ore., for better waste collection and disposal methods and plans to incorporate pre-load compactors into its waste transfer system.
California Superior Court said the South Coast Air Quality Management District's Rule 1143, which would set a volatile organic compound limit on solvents, would require manufacturers to produce extremely flammable products.
To further clarify environmental permitting requirements for Appalachian mountaintop coal removal projects, the agency has issued a comprehensive guidance to its regional offices.
The proposal includes major emissions reductions for the remainder of plant operations.
More than 15 companies received between $46,000 and $70,000 from EPA to apply toward innovative technologies.
Following a Clean Air Act settlement with EPA, Shell Chemical L.P. and Shell Chemical Yabucoa will install pollution reduction equipment and pay a combined $3.3 million civil penalty to the United States, Alabama, and Louisiana.
EPA disapproved the Texas Commission on Environmental Quality's air permitting exemption program, which allows companies to avoid certain requirements; TCEQ says it has tried to address federal concerns.
EPA is concerned that changes made in January 2009 would make NSR permitting less effective.
The U.S. Environmental Protection Agency reiterated that stationary sources will not have to comply with greenhouse gas requirements until 2011.