No One Knows How to Stop These Tar-Sands Oil Spills

Oil polluting the ground at Cold Lake in Alberta.  Photograph obtained by the Toronto Star

grist.org - by John Upton - July 22, 2013

Thousands of barrels of tar-sands oil have been burbling up into forest areas for at least six weeks in Cold Lake, Alberta, and it seems that nobody knows how to staunch the flow.

An underground oil blowout at a big tar-sands operation run by Canadian Natural Resources Ltd. has caused spills at four different sites over the past few months. . .

Media and others have been blocked from visiting the sites, but the Toronto Star obtained documents and photographs about the ongoing disaster from a government scientist involved in the cleanup, who spoke to the reporter on condition of anonymity.

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