Jun 22, 2005
US researchers (Geological Survey and the City of Austin (Texas)) has discovered that runoff from the shiny coating, sealcoat, they apply to asphalt car parks is a previously unrecognized source of polycyclic aromatic hydrocarbons (PAHs). The study is online today (June 22) in Environmental Science and Technology. Is this yet another justification for reducing car use, or environmental whinging? You decide.