Sorry, you need to enable JavaScript to visit this website.

Recent News

Air Pollution Map, 2013.

NASA Ozone Study May Benefit Air Standards, Climate

A new NASA-led study finds that when it comes to combating global warming caused by emissions of ozone-forming chemicals, location matters.

Image Credit: NASA-JPL/Caltech/CU-Boulder.

Sulfur Dioxide in the Ohio River Valley, 2010.

Sharp Decline in Pollution from U.S. Coal Power Plants

A team of scientists have used the Ozone Monitoring Instrument (OMI) on NASA's Aura satellite to confirm major reductions in the levels of a key air pollutant generated by coal power plants in the eastern United States. The pollutant, sulfur dioxide, contributes to the formation of acid rain and can cause serious health problems.

Image Credit: Jesse Allen, NASA Earth Observatory.