Fires and agricultural soils can rival cars and factories in emitting chemicals that lead to ozone, making it hard to meet air quality standards.

This blog post explores the factors contributing to air pollution and introduces two instruments for continuous ambient air ...

As pollution and sulfuric acid choked North American skies in the 1970s and 80s, a bipartisan, transnational agreement spearheaded by the Environmental Protection Agency combatted acid rain, which ...

In the 1970s, acid rain was one of the most serious environmental threats in North America and Europe. The air was so laden with pollution from coal power plants and cars at the time that it ...

a different type of air pollution. On Wednesday, he publicly asked Kelly to send over a catalog of requests for his agency — a list that is almost certain to include pausing the ozone ...

Government researchers are now blaming the oils and fats used for cooking food for more than a quarter of the ozone pollution in the air over Los Angeles. A report by the National Oceanic and ...