"Even with reduced emissions, NOx [nitrogen oxide], SO2 [sulfur dioxide] and mercury continue to pollute the nation's water bodies," the Government Accountability Office said in a report released ...

Long-term exposure to air pollution increases the risk for primary open-angle glaucoma by up to 108%, a nationwide cohort ...

The Cross-State Air Pollution Rule (CSAPR) was stayed in December 2011 and vacated on Aug. 21, 2012. The regulation that CSAPR was intended to replace, the Clean Air Interstate Rule (CAIR), has ...

In 2013, power plant SO2 emissions decreased by 80 percent compared to 1990 levels, with NOx emissions decreasing by 74 percent over the same period, this according to a report published this ...

Recent research has indicated that the cooperative transition of SO2 and NOx into secondary aerosols (sulfate and nitrate) played a critical role in the haze pollution episode in China in January ...

EPA reported that measured levels of SO2 and NOx, along with ozone and particulate matter, decreased between 1990 and 2008. But about 127 million people live in counties where pollution exceeds one or ...

Lawmakers on the Senate Environment and Public Works Committee hope to advance bipartisan legislation this year that aims to cut powerplant emissions of mercury, sulfur dioxide and nitrogen oxide.

for nitrogen oxides (NOx) and upholding its revised final sulfur dioxide (SO 2) standard. In the case decided by the court on July 17, American Petroleum Institute v. EPA, the American Petroleum ...