http://www.cbc.ca/news/canada/edmont...tres-1.3155907
"One of the largest leaks in Alberta history has spilled about five million litres of emulsion from a Nexen Energy pipeline at the company's Long Lake oilsands facility south of Fort McMurray."
Wow 5 million litres , How can a leak like that go for so long undetected? Thats no good