Australia

generally arid to semiarid; temperate in south and east; tropical in north

mostly low plateau with deserts; fertile plain in southeast

Oceania, continent between the Indian Ocean and the South Pacific Ocean

25,760 km

19,450 sq km (2022)

Great Artesian Basin, Canning Basin

Oceania

cyclones along the coast; severe droughts; forest fires volcanism: volcanic activity on Heard and McDonald Islands

note 1: world's smallest continent but sixth-largest country; the largest country in Oceania, the largest country entirely in the Southern Hemisphere, and the largest country without land borders note 2: the Great Dividing Range that runs along eastern Australia is that continent’s longest mountain range and the third-longest land-based range in the world; the term "Great Dividing Range" refers to the fact that the mountains form a watershed crest from which all of the rivers of eastern Australia flow – east, west, north, and south note 3: Australia is the only continent without glaciers; it is the driest inhabited continent on earth; Perth on the west coast is home to the invigorating sea breeze known as the "Fremantle Doctor," one of the most consistent winds in the world; Australia hosts 10% of the world's biodiversity, and a great number of its flora and fauna exist nowhere else in the world

alumina, coal, iron ore, copper, lithium, tin, gold, silver, uranium, nickel, tungsten, rare earth elements, mineral sands, lead, zinc, diamonds, opals, natural gas, petroleum

note 1: Australia is the world's largest net exporter of coal accounting for 26.5% of global coal exports in 2021; coal is the country’s most abundant energy resource, and coal ranks as the second-largest export commodity from Australia in terms of revenue; in 2020, Australia held the third-largest recoverable coal reserves in the world behind the United States and Russia

note 2: Australia is by far the world's largest supplier of opals

note 3: Australia holds the largest uranium reserves in the world and was the second-largest global uranium producer behind Kazakhstan in 2020

note 4: Australia was the largest exporter of LNG in the world in 2020

slightly smaller than the 48 contiguous US states

27 00 S, 133 00 E

population is primarily located on the periphery, with the highest concentration of people residing in the east and southeast; a secondary population center is located in and around Perth in the west; of the states and territories, New South Wales has, by far, the largest population; the interior, or "outback," has a very sparse population

River Murray - 2,508 km; Darling River - 1,545 km; Murrumbidgee River - 1,485 km; Lachlan River - 1,339 km; Cooper Creek - 1,113 km; Flinders River - 1,004 km