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Physical map of Australia Australia on the globe with Australia's Antarctic claims hatched. Australia is a country and an island located in Oceania between the Indian Ocean and the South Pacific Ocean. It shares its name with the country that claims control over it.
Australia is the second driest continent (after Antarctica), and frequent droughts have led to the introduction of water restrictions in all parts of Australia. This has led to concern about water security in Australia by environmentalists, irrigators and state and federal governments.
Australia has many forests of importance due to significant features, despite being one of the driest continents. As of 2009 [update] , Australia has approximately 147 million hectares of native forest, which represents about 19% of Australia's land area. [ 1 ]
By international standards, the Great Australian desert receives relatively high rates of rainfall, around 250 mm (9.84 in) on average, but due to the high evapotranspiration it would be correspondingly arid. [3] No Australian weather stations situated in an arid region record less than 100 mm (3.94 in) of average annual rainfall. [4]
Cuspate foreland – Geographical features found on coastlines and lakeshores; Dune system – Hill of loose sand built by aeolian processes or the flow of water; Estuary – Partially enclosed coastal body of brackish water; Firth – Scottish word used for various coastal inlets and straits; Fjard – Glacially formed, broad, shallow inlet
The landforms of Earth are generally divided into physiographic regions, consisting of physiographic provinces, which in turn consist of physiographic sections, [1] [2] [3] though some others use different terminology, such as realms, regions and subregions. [4]
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Instead, the Australian Alps consist of a high plateau, with significantly softer rolling hills spread across a long, wide plateau that was lifted thousands of feet up by the movement of magma when Gondwana began to break up between 130 and 160 million years ago. The highest peak in the Australian Alps is Mount Kosciuszko (2,228 metres (7,310 ft)).