107 TABLE 2 WORLD IRON AND COPPER RESERVES3 (Million Tons) Region Reserves^ Iron Ore (long tons) Reserves Copper Content (short tons) United States 10,494 85.5 Canada 35,727 10. d Mexico, Puerto Rico, C. Amer. 573 South America 33,561 83-f?d Europe 20,964 Union of Soviet Soc. Repub. 108,755 38.5 Africa 6,693 50-d Middle East, Asia, and Far East 17,027 Australia, N. Z., New Caledonia 16,535 Other --- 4o.od Total 250,329s 307.9 Reserves are materials that can be mined profitably under present technologic and economic conditions. ^Source: Minerals Facts and Problems, 1970, p. 297* Table 1. CAdapted from Ibid., p. 5^1* Includes principal commercial world copper reserves. ^"Reported reserves in Australia, mainland China, Japan, the Philippines, Poland, Republic of South Africa, and Yugoslavia range from 2 million to 10 million tons and total about 30 million tons. Smaller but still significant reserves--totaling about 10 million tons are in Bolivia, Cuba, Cyprus, Finland, India, Mexico, Norway, Sweden, Turkey, and about 10 other countries.M Ibid. eThese data were estimated originally by the United Nations and may be overstated, perhaps as much as by a factor of two. Of. Gerald Manners, The Changing World Market for Iron Ore, 1950-1980, An Economic Geography (Baltimore:Johns Hopkins Press for Resources for the Future, Inc., 1971), pp. 238-39*