On a summer day in 1995, John Harper, a BC marine geologist, realized there was something he was repeatedly seeing from his vantage point in a low- and slow-flying helicopter that made no sense. In the previous years—following the 1989 Exxon Valdez accident that spread 41 million litres of oil along 2,200 kilometres of Alaskan coastline—he’d been hired to do aerial photographing of the state’s coast in order to provide authorities with spill-related contingency data. Following two subsequent BC oil […]

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