High Ozone Levels Found in Rural Air, Genes Migrating from Crops to Weeds, Remaining World Wilderness Area Estimated, and More

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PHOTO: FOTOLIA/KWEST
A study conducted by a Harvard atmospheric scientist shows that rural air in the eastern U.S. can have ozone concentrations as high or higher than those in urban regions.

High Ozone Levels Found in Rural Air

It comes as no surprise that the air in most American
cities contains excessively high levels of ozone–the major
irritant in smog. But the results of a study conducted by
Harvard atmospheric scientist Jennifer Logan show that

  • Published on Nov 1, 1989
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