Encyclopedia of Global Resources part 13 provides a wide variety of perspectives on both traditional and more recent views of Earth's resources. It serves as a bridge connecting the domains of resource exploitation, environmentalism, geology, and biology, and it explains their interrelationships in terms that students and other nonspecialists can understand. The articles in this set are extremely diverse, with articles covering soil, fisheries, forests, aluminum, the Industrial Revolution, the . Department of the Interior, the hydrologic cycle, glass, and placer mineral deposits. . | 90 Austria Global Resources omy generating up to 5 billion Australian about 4 billion . in gross value each year and employing around 370 000 people across Australia. Farms in Australia have traditionally been family businesses passed on from generation to generation. However beginning in the 1950 s international economic factors and changes in farming methods led to larger farms being more economically viable than small ones. The number of farming families in Australia has steadily decreased and the average size of farms has increased. Different types of farming are concentrated mainly in the areas that suit them best depending on water availability and climatic conditions. The grazing of livestock mainly sheep and cattle takes up the most land in Australian agriculture. Sheep are found primarily in New South Wales Western Australia and Victoria. About 90 percent of all cattle are used for beef. Queensland and New South Wales are Australia s main beef cattle producers with the Northern Ter ritor y contributing about 10 percent of the beef cattle market. Dairying occurs mainly in the southern states predominantly in Victoria. Crop growing contributes to more than 50 percent of the value of Australian agriculture every year. Wheat and other grain crops are spread fairly evenly across New South Wales South Australia Victoria Western Australia and Queensland and sugarcane is a major crop in Queensland and New South Wales. Fruit growing and vegetable growing occur in all states. Other Resources Australia is also extremely rich in zinc reser ves the principal sources for which are Mount Isa and Mount Morgan in Queensland. The Northern Territor y also has lead and zinc mines and vast reser ves of bauxite aluminium ore near Weipa on the Gulf of Car-penteria and at Gove in Arnhem Land. W J. Maunder Further Reading Browne G. S. Australia a General Account History Resources Produdiou. Social Conditions. Whitefish Mont. Kessinger 2007. Halliday James. James Halliday s Wine
