News

Ozone flares with fireworks festivities

By
11:10am, June 27, 2001

Besides decorating the night skies this Fourth of July, fireworks across the United States will pollute them with ozone, according to a new study.

Ozone, or O3, plays a protective role in the upper atmosphere, where it's produced naturally by ultraviolet (UV) radiation striking other oxygen molecules (O2 ). Near the ground, ozone is a pollutant that irritates eyes and makes breathing difficult. Its formation there generally requires sunlight and nitrogen oxides.

This article is available only to subscribing members. Join SSP today or Log in.

More from Science News