By 2011, pit mines surrounded the Athabasca River.

到2011年阿萨·巴斯卡河两岸已是矿坑遍布。

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Tailings ponds contain a number of toxins that can leak into the groundwater or the Athabasca River.

尾矿池里含有的许多毒素可能会泄漏到地下水或是阿萨巴斯卡河里。

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Oil sand mining began in Alberta in 1967.That first mine is closest to the Athabasca River in the top image (1984).

阿伯达省的油砂矿开始于1967年，最早的矿井是上图（1984年）中离阿萨巴斯卡河最近的那个。

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The industry uses regulated amounts of water from the Athabasca River to separate bitumen from the sand.

BBC: Canada's 'dirty oil' challenge

The Athabasca River flows north, into Lake Athabasca, which spans the Alberta-Saskatchewan border.

NEWYORKER: Unconventional Crude

The town of Fort McMurray occupies a set of irregularly spaced hillsides on either side of the Athabasca River, in northern Alberta.

NEWYORKER: Unconventional Crude