<item><hi format=bold>Climate:</hi> tropical; hot, humid in south; semiarid in north
<item><hi format=bold>Terrain:</hi> gently rolling savanna in north; central hills; southern plateau; low coastal plain with extensive lagoons and marshes
<item>• <hi format=ital>meadows and pastures:</hi> 4%
<item>• <hi format=ital>forest and woodland:</hi> 28%
<item>• <hi format=ital>other:</hi> 42%
</list>
<item><hi format=bold>Irrigated land:</hi> 70 sq km (1989 est.)
<item><hi format=bold>Environment:</hi>
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<item>• <hi format=ital>current issues:</hi> deforestation attributable to slash-and-burn agriculture and the use of wood for fuel; recent droughts affecting agriculture
<item>• <hi format=ital>natural hazards:</hi> hot, dry harmattan wind can reduce visibility in north during winter
<item>• <hi format=ital>international agreements:</hi> party to—Endangered Species, Law of the Sea, Nuclear Test Ban, Ozone Layer Protection, Ship Pollution, Tropical Timber; signed, but not ratified—Biodiversity, Climate Change