Dr Trewin said the dry conditions were due to what hadn't been happening, rather than what had. Accessed May 28, 2019. https://www.unccd.int/actions17-june-world-day-combat-desertification/celebrate-2019wdcd. "If we look at the cool season, we can see that the Murray Darling Basin has quite an unusual declining trend in rainfall for the past 30 years.". 2018. So how bad is the drought and why has it been so dry? Western Australia is Australia's largest state, with a total land area of 2,527,013 square kilometres (975,685 sq mi), and the second-largest country subdivision in the world, surpassed only by Russia's Sakh… This trend is expected to continue, with dry seasons likely to become more frequent over southern Western Australia. Integrate Sustainability Pty Ltd The Southern Annular Mode (SAM) describes how far the westerly wind belt can move up into the south of Australia. 2017 Future Policy Awards: Combating Desertification. December 16. The precipitation cycle, taught to us as kids, shows trees absorbing water from deep in the ground and releasing it back into the atmosphere as vapour to form rainclouds. United Nations Association of Australia. Drought in Australia. Human activity can increase the impacts of drought, and drought can escalate land degradation (EU Science Hub 2019). This page provides seasonally relevant information on conditions and management options for October 2020 – January 2021 in the agricultural areas of Western Australia. The Western Australian government has begun trucking emergency water supplies to drought-hit farms after declaring two areas ‘water deficient’. But it had basically no effect inland and no effect south of Newcastle," Dr Trewin said. Rain farming, drought assistance for tomorrow. "Many parts of central and eastern New South Wales have had well below average rainfall, really since April last year," Dr Trewin said. Sustainable land management is defined as “the use of land resources, including soils, water, animals and plants, for the production of goods to meet changing human needs, while simultaneously ensuring the long-term productive potential of these resources and the maintenance of their environmental functions” (United Nations 2019). —. A low pressure centre deepened along a trough over south-east Western Australia, and moved into western South Australia, producing a cloud band and moderate falls in south-east Western Australia, southern and eastern parts of South Australia, and triggered storms through parts of the Northern Territory and western Queensland. by Bryanna Minchin | Jun 14, 2019 | Environment. ABN 18 602 180 512, Office: Lower Ground Floor, 3 Richardson Street, West Perth WA 6005 Rain over the past few weeks in Western Australia has eased drought conditions there although some areas, particularly east of Albany in the state's south, remain dry. 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During the drought, the wheat crop was "all but lost", and the Darling River was dry at Bourke, New South Wales, for over a year, from April 1902 to May 1903. Causes – Land Degradation in Australia. Ms Freud said central to northern NSW did not have any discernible trends, and south-west WA was variable, with recent declines in cool season rainfall. EU Science Hub. Department of Primary Industries and Regional Development WA. Soil Fertility Decline – a lack of nutrients in soils, as a result of more nutrients being removed from the soil than can be sustainably replaced. Accessed May 28, 2019. https://www.agric.wa.gov.au/drought-and-dry-seasons/evolution-drought-policy-western-australia?nopaging=1. Drought is a natural phenomenon identified as an extended period of dry weather, creating a scarcity of water in a particular region.