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Mammal News: Beaver dam lessens impact of massive oil spill in Canada

posted 17 May 2011, 00:01 by Dave Barker
The Canadian province of Alberta has suffered its worst oil spill in 35 years with 28,000 barrels of oil (over a million gallons) spilling from a ruptured pipeline operated by Plains Midstream Canada in the Canadian boreal forest. The spill has sullied wetlands near Peace River, but was partially contained by a beaver dam and several small bodies of water according to the AFP