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This undated file image provided by the Arctic National Wildlife Refuge shows musk ox moving across an area of coastal plain inside the refuge that could be considered for oil exploration in Alaska. Citing the public outcry over $3-a-gallon gasoline and America's heavy reliance on foreign oil, the House on Thursday May 25, 2006, voted to open this wildlife refuge to oil drilling, knowing the prospects for Senate approval were slim. (AP Photo/Arctic)
This undated file image provided by the Arctic National Wildlife Refuge shows musk ox moving across an area of coastal plain inside the refuge that could be considered for oil exploration in Alaska. Citing the public outcry over $3-a-gallon gasoline and America's heavy reliance on foreign oil, the House on Thursday May 25, 2006, voted to open this wildlife refuge to oil drilling, knowing the prospects for Senate approval were slim. (AP Photo/Arctic)
