Time's biggest beaver dam discovered in northern Canada
OTTAWA (AFP) – A Canadian ecologist has discovered the world's largest beaver dam in a standoffish extent of northern Alberta, an animal-made structure so large it is visible from space.Researcher Jean Thie said Wednesday he tempered to satellite imagery and Google Ground software to put the dam, which is at hand 850 metres (2,800 feet) hunger on the southern verge of Wood Buffalo Resident Park.Typically beaver dams in Canada are 10 to 100 metres long, and only on occasions do they reach 500 metres.Basic discovered in October 2007, the gigantic dam is located in a nearly unapproachable have the quality of of the deposit south of Lac Claire, more 190 kilometres (120 miles) northeast of Fort McMurray.Construction of the dam promising started in the mid-1970s, said Thie, who made his discovery fully sooner than catastrophe while tracking melting permafrost in Canada's immeasurably north."Several generations of beavers worked on it and it's until now growing," he told AFP in Ottawa. Metal Shingles
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