'Green' roofs may help put lid on global warming
Thursday, September 24, 2009 - 02:28
in Earth & Climate
'Green' roofs, those increasingly popular urban rooftops covered with plants, could help fight global warming, scientists in Michigan are reporting. The scientists found that replacing traditional roofing materials in an urban area the size of Detroit, with a population of about one-million, with green would be equivalent to eliminating a year's worth of carbon dioxide emitted by 10,000 mid-sized SUVs and trucks. Their study, the first of its kind to examine the ability of green roofs to sequester carbon which may impact climate change, is scheduled for the 1 October issue of ACS' Environmental Science and Technology, a semi-monthly journal...