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Strategic Reforestation Could Be the Key to Fighting Ozone

Scientists working in smoggy Houston say planting a 1.5-square-mile forest would make the air more breathable.
Discovery Green park in Houston.
Discovery Green park in Houston.Erion Shehaj/Flickr

Ozone is corrosive to the life it touches, bringing misery to straining lungs and withering millions of tons of crops every year. And with the atmosphere growing warmer and warmer, bouts of extreme ozone pollution are expected to become more frequent and noxious.

What can humanity do to fight this pollutant, which contributes to about 152,000 premature deaths worldwide every year? Scientists working in the highly polluted area around metro Houston believe they've found an answer, and it is, Plant a bunch of trees.