Tar sand mining growing at huge environmental cost
http://www.peopleandplanet.net/doc.php?id=3079
Posted: 23 Aug 2007
Canadian tar sands deposits hold an estimated 1.7 trillion barrels of crude oil, second in the world only to Saudi Arabia, but the devastating environmental impact of mining them far exceeds that of conventional oil, says new research to be published next month (September 2007).