EDMONTON – Punctured pipelines produce, among other things, an awful lot of public attention.

When Enbridge’s 6B line burst in the summer of 2010, dumping more than four million litres of oilsands crude into a tributary of Michigan’s Talmadge Creek, Internet searches for the term “Kalamazoo River,” which the creek empties into, multiplied by 300.

A bigger spike occurred for “Rainbow pipeline” searches a year later, when the Plains Canada conduit dumped a similar volume in northwestern Alberta.

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