Washington DC (SPX) Jul 19, 2012
china-city-huizhou-highway-bg.jpg Trees, bushes and other greenery growing in the concrete-and-glass canyons of cities can reduce levels of two of the most worrisome air pollutants by eight times more than previously believed, a new study has found. A report on the research appears in the ACS journal Environmental Science and Technology. Thomas Pugh and colleagues explain that concentrations of nitrogen dioxide (NO2) and m

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http://www.terradaily.com/reports/Green_plants_reduce_city_street_pollution_up_to_eight_times_more_than_previously_believed_999.html

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