a

Land boundaries: total 4,047 km, Benin 773 km, Cameroon 1,690 km, Chad
87 km, Niger 1,497 km

Coastline: 853 km

Maritime claims:
continental shelf: 200-m depth or to the depth of exploitation
exclusive economic zone: 200 nm
territorial sea: 30 nm

International disputes: demarcation of international boundaries in
Lake Chad, the lack of which led to border incidents in the past, is
completed and awaits ratification by Cameroon, Chad, Niger, and
Nigeria; dispute with Cameroon over land and maritime boundaries in
the vicinity of the Bakasi Peninsula has been referred to the
International Court of Justice

Climate: varies; equatorial in south, tropical in center, arid in
north

Terrain: southern lowlands merge into central hills and plateaus;
mountains in southeast, plains in north

Natural resources: petroleum, tin, columbite, iron ore, coal,
limestone, lead, zinc, natural gas

Land use:
arable land: 31%
permanent crops: 3%
meadows and pastures: 23%
forest and woodland: 15%
other: 28%

Irrigated land: 8,650 sq km (1989 est.)

Environment:
current issues: soil degradation; rapid deforestation;
desertification; recent droughts in north severely affecting marginal
agricultural activities
natural hazards: periodic droughts
international agreements: party to - Biodiversity, Climate Change,
Endangered Species, Hazardous Wastes, Law of the Sea, Marine Dumping,
Marine Life Conservation, Nuclear Test Ban, Ozone Layer Protection

@Nigeria:People

Population: 101,232,251 (July 1995 est.)

Age structure:
0-14 years: 45% (female 22,643,026; male 22,850,322)
15-64 years: 52% (female 25,842,286; male 26,978,906)
65 years and over: 3% (female 1,438,392; male 1,479,319) (July 1995
est.)

Population growth rate: 3.16% (1995 est.)

Birth rate: 43.26 births/1,000 population (1995 est.)

Death rate: 12.01 deaths/1,000 population (1995 est.)

Net migration rate: 0.35 migrant(s)/1,000 population (1995 est.)

Infant mortality rate: 72.6 deaths/1,000 live births (1995 est.)

Life expectancy at birth:
total population: 55.98 years
male: 54.69 years
female: 57.3 years (1995 est.)

Total fertility rate: 6.31 children born/woman (1995 est.)

Nationality:
noun: Nigerian(s)
adjective: Nigerian

Ethnic divisions:
north: Hausa and Fulani
southwest: Yoruba
southeast: Ibos non-Africans 27,000
note: Hausa and Fulani, Yoruba, and Ibos together make up 65%