Plant hedges to combat near-road pollution exposure

Urban planners should plant hedges, or a combination of trees with hedges—rather than just relying on roadside trees—if they are to most effectively reduce pollution exposure from cars in near-road environments, finds ...

Megacity traffic soot contributes to global warming

Soot from road traffic in emerging countries can reach high altitudes, where it can be transported over long distances and thus contributes to global warming. This is the conclusion of a study performed by an international ...

Salt Lake's light rail trains are air quality sleuths

For nearly 20 years, TRAX light rail trains have shuttled riders up and down the Salt Lake Valley, saving countless car trips and sparing Salt Lake's air tons upon tons of petroleum-powered pollutants.

page 4 from 10