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Posts tagged: air pollution

Trees Give Roads a Breath of Fresh Air

Roadside vegetation, such as that on Interstate 40 near Mebane, N.C., has shown to improve air quality in surrounding communities. (U.S. Environmental Protection Agency)

Roadside vegetation, such as that on Interstate 40 near Mebane, N.C., has shown to improve air quality in surrounding communities. (U.S. Environmental Protection Agency)

It’s Clean Air Month, and roadside trees are cleaning the air and helping us feel better.

If you live in an area where there’s a lot of people and traffic, air quality may have crossed your mind at one point or another—and rightly so. In recent years, the health of people living, working or going to school near roads with high traffic volume has been a quickly rising national concern. All over the world, studies are finding air pollution levels especially elevated in these areas.

A multidisciplinary group of researchers, planners and policymakers from the U.S. Environmental Protection Agency, U.S. Forest Service and other organizations found that strategically planting trees near busy roadways may significantly enhance air quality. Their findings were published last year in the Transportation Research Board magazine. Read more »