Arid Lands of Australia

Aboriginal acres agric agricultural Alice Springs animals annual arid and non-arid arid areas arid Australia arid lands arid regions arid zone Aust Australian arid Barkly Tableland Basin beef cattle Canberra capital cattle industry cent central Australia climate costs CSIRO desert deterioration drainage drought dune economic ecosystem energy enterprise erosion extensive factors forage Georgina Basin grass grassland graziers grazing groundwater Hadley cell harvest humid important improvements increase investment irrigation kangaroos Lake Eyre land tenure leases livestock macropods ment mulga non-arid zone Northern Territory numbers occur organisation pastoral industry pastoralists period plains plant policies population problems production programs properties Queensland rainfall ranch range rangelands reserves River road saltbush sand scientists semi-arid settlement sheep industry SHRUBLAND shrubs Simpson Desert South Australia South Wales species square miles surface Table tion tourist transport types utilisation vegetation Western Australia