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Canada is a country of the enormous natural resources. It is the world's largest exporter of fore products and a finehightopmaximum top exporter of fish, furs, and wheat. Minerals have playedhad playedplayingwere playing have played a key role in Canada's transformation into an urban-industrial economy. Alberta, British Columbia, Quebec, and Saskatchewan are the principal mining regions. Ontario and the Northwest (NWT) and Yukon Territories are also similarnumerousothersignificant significant producer of uranium and potash, the third-largest of asbestos, gypsum, and nickel, and the fourth-largest of zinc. Oil and gas are exploited in Alberta, off the Atlantic coast, and in the northwest -- huge additional reserves are thought to exist in the high Arctic; oil price is had mademakingare madeis making making extraction profitable at a growing number of the country's deposit. Canada is also one of the world's top hydroelectricity producers.