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The Western Plateau is Australia's largest drainage division and is composed predominantly of the remains of the ancient rock shield of
Gondwana Gondwana () or Gondwanaland was a supercontinent In geology Geology (from the Ancient Greek γῆ, ''gē'' ("earth") and -λoγία, ''-logia'', ("study of", "discourse")) is an Earth science concerned with the solid Earth, the rock (g ...

Gondwana
. It covers two thirds of the continent; of arid land, including large parts of
Western Australia Western Australia (abbreviated as WA) is a state State may refer to: Arts, entertainment, and media Literature * ''State Magazine'', a monthly magazine published by the U.S. Department of State * The State (newspaper), ''The State'' (newspape ...

Western Australia
,
South Australia South Australia (abbreviated as SA) is a States and territories of Australia, state in the southern central part of Australia. It covers some of the most arid parts of the country. With a total land area of , it is the fourth-largest of Austral ...

South Australia
, and the
Northern Territory The Northern Territory (NT; formally the Northern Territory of Australia) is an Australian territory in the central and central northern regions of Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, ...
. For comparison, it is roughly the same size as the whole of continental
Europe Europe is a continent A continent is any of several large landmass A landmass, or land mass, is a large region In geography Geography (from Greek: , ''geographia'', literally "earth description") is a field of scienc ...

Europe
from
Poland Poland, officially the Republic of Poland, is a country located in Central Europe. It is divided into 16 Voivodeships of Poland, administrative provinces, covering an area of , and has a largely Temperate climate, temperate seasonal cli ...

Poland
west to
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Portugal
. Rain rarely falls in this region and aside from a handful of permanent waterholes, surface water is absent at all times except after heavy rain. Most of the territory is flat sandy or stony desert with a sparse covering of shrubs or tussock grasses. Average rainfall varies from one area to another and is quoted at to per year, but is highly unpredictable.


See also

*
Great Victoria Desert The Great Victoria Desert is a sparsely populated desert ecoregion and Interim Biogeographic Regionalisation for Australia, interim Australian bioregion in Western Australia and South Australia. Location and description The Great Victoria is ...
*
Pilbara Craton upright=1.3, Map of Australia with the Pilbara Region highlighted in red. The Pilbara Craton is an old and stable part of the continental lithosphere located in Pilbara, Western Australia Western Australia (abbreviated as WA) is a States and ...
* Yilgarn Craton


References

Drainage basins of Australia Plateaus of Australia Regions of Australia {{Australia-geo-stub