In North America , these included Norsk Hydro of Norway 's $ 2 billion purchase of EnCana 's assets in the Gulf of Mexico , Devon Energy 's sale of operations worth $ 1.1 billion in Canada and Occidental Petroleum 's acquisition of Texas-based assets from Exxon Mobil for $ 972 million .
North America /location/location/contains Canada
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North America
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Canada
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