Geography

 

 

 

 

 Australia is the sixth largest country in the world. Australia is in the Indian and Pacific Oceans. It is 4,000 km. from the east to west coast and 3,200 km. from north to south. The coastline is 36,735 km. all the way around. Over 75% of it is called 'the outback'.
The landscape has been worn down over millions of years. Some of the outback is part of the world's oldest land surface. A lot of the outback is the Western Australian Shield. It is south of the east coast of Arnhem Land, around the western part of the Simpson Desert and on to Eyre Peninsula in South Australia. This shield is a huge plateau that is between 300 to 460 meters. high. There are blocks that have formed lowlands and some have built up and made uplands. Mt. Zeil in the West MacDonnells is the highest point west of the Great Dividing Range. Scattered in many places are mesas which have become eroded. The Australian Shield's lowlands are the Nullarbor Plain in the south. It is a flat, dry limestone area with many caves. There is also the Great Sandy and Gibson Deserts in the lowlands. The Great Victoria Desert is in the Central Shield area.
East of the shield are the Flinder Ranges in South Australia. The ranges are also known as the Central Lowlands. This is Australia's driest place.
To the far north is Kimberly, Cape York, and the northern part of the Northern Territory. Most of that area is not good for farming and is in the outback. Although there are some good places for farming. The Ord River Irrigation System near Kimberly and some other areas near Katherine and Darwin are farmed.

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