Shell's Jack Pine Mine near Fort MacKay, Alberta. The largest trucks, called "heavy haulers," can hold 400 tons of oil sands material. It takes 2 tons to produce one barrel of oil. Jeff Brady/NPR hide caption
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ShellNo flotilla participants float near the Polar Pioneer oil drilling rig during demonstrations in May against the presence of the first of two Royal Dutch Shell oil rigs in the Port of Seattle. David Ryder/Getty Images hide caption