Geography Algeria

Location:

Northern Africa, bordering the Mediterranean Sea, between Morocco

and Tunisia

Geographic coordinates:

28 00 N, 3 00 E

Map references:

Africa

Area:

total: 2,381,740 sq km

water: 0 sq km

land: 2,381,740 sq km

Area - comparative:

slightly less than 3.5 times the size of Texas

Land boundaries:

total: 6,343 km

border countries: Libya 982 km, Mali 1,376 km, Mauritania 463 km,

Morocco 1,559 km, Niger 956 km, Tunisia 965 km, Western Sahara 42 km

Coastline:

998 km

Maritime claims:

exclusive fishing zone: 32-52 NM

territorial sea: 12 NM

Climate:

arid to semiarid; mild, wet winters with hot, dry summers along

coast; drier with cold winters and hot summers on high plateau;

sirocco is a hot, dust/sand-laden wind especially common in summer

Terrain:

mostly high plateau and desert; some mountains; narrow,

discontinuous coastal plain

Elevation extremes:

lowest point: Chott Melrhir -40 m

highest point: Tahat 3,003 m

Natural resources:

petroleum, natural gas, iron ore, phosphates, uranium, lead, zinc

Land use:

arable land: 3.21%

permanent crops: 0.21%

other: 96.58% (1998 est.)

Irrigated land:

5,600 sq km (1998 est.)

Natural hazards:

mountainous areas subject to severe earthquakes; mudslides and

floods in rainy season

Environment - current issues:

soil erosion from overgrazing and other poor farming practices;

desertification; dumping of raw sewage, petroleum refining wastes,

and other industrial effluents is leading to the pollution of rivers

and coastal waters; Mediterranean Sea, in particular, becoming

polluted from oil wastes, soil erosion, and fertilizer runoff;

inadequate supplies of potable water

Environment - international agreements:

party to: Biodiversity, Climate Change, Desertification, Endangered

Species, Environmental Modification, Hazardous Wastes, Law of the

Sea, Ozone Layer Protection, Ship Pollution, Wetlands

signed, but not ratified: Nuclear Test Ban

Geography - note:

second-largest country in Africa (after Sudan)

The 2003 CIA World Factbook · 第 76 / 3264 题