Читать книгу The 2009 CIA World Factbook - United States. Central Intelligence Agency - Страница 148

Map references:

Oceania

Area:

total: 7,741,220 sq km country comparison to the world: 6 land: 7,682,300 sq km

water: 58,920 sq km

note: includes Lord Howe Island and Macquarie Island

Area - comparative:

slightly smaller than the US contiguous 48 states

Land boundaries:

0 km

Coastline:

25,760 km

Maritime claims:

territorial sea: 12 nm

contiguous zone: 24 nm

exclusive economic zone: 200 nm

continental shelf: 200 nm or to the edge of the continental margin

Climate:

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

Terrain:

mostly low plateau with deserts; fertile plain in southeast

Elevation extremes:

lowest point: Lake Eyre −15 m

highest point: Mount Kosciuszko 2,229 m

Natural resources:

bauxite, coal, iron ore, copper, tin, gold, silver, uranium, nickel, tungsten, mineral sands, lead, zinc, diamonds, natural gas, petroleum

note: Australia is the world's largest net exporter of coal accounting for 29% of global coal exports

Land use:

arable land: 6.15% (includes about 27 million hectares of cultivated grassland)

permanent crops: 0.04%

other: 93.81% (2005)

Irrigated land:

25,450 sq km (2003)

Total renewable water resources:

398 cu km (1995)

Freshwater withdrawal (domestic/industrial/agricultural):

total: 24.06 cu km/yr (15%/10%/75%)

per capita: 1,193 cu m/yr (2000)

Natural hazards:

cyclones along the coast; severe droughts; forest fires

Environment - current issues:

soil erosion from overgrazing, industrial development, urbanization, and poor farming practices; soil salinity rising due to the use of poor quality water; desertification; clearing for agricultural purposes threatens the natural habitat of many unique animal and plant species; the Great Barrier Reef off the northeast coast, the largest coral reef in the world, is threatened by increased shipping and its popularity as a tourist site; limited natural fresh water resources

Environment - international agreements:

party to: Antarctic-Environmental Protocol, Antarctic-Marine Living

Resources, Antarctic Seals, Antarctic Treaty, Biodiversity, Climate

Change, Climate Change-Kyoto Protocol, Desertification, Endangered

Species, Environmental Modification, Hazardous Wastes, Law of the

Sea, Marine Dumping, Marine Life Conservation, Ozone Layer

Protection, Ship Pollution, Tropical Timber 83, Tropical Timber 94,

Wetlands, Whaling