Climate:
subtropical to arid; hot and dry February to June; rainy, humid,
and mild June to November; cool and dry November to February
Terrain:
mostly flat to rolling northern plains covered by sand; savanna in
south, rugged hills in northeast
Elevation extremes:
lowest point: Senegal River 23 m
highest point: Hombori Tondo 1,155 m
Natural resources:
gold, phosphates, kaolin, salt, limestone, uranium, gypsum,
granite, hydropower
note: bauxite, iron ore, manganese, tin, and copper deposits are
known but not exploited
Land use: arable land: 3.82% permanent crops: 0.03% other: 96.15% (2001)
Irrigated land:
1,380 sq km (1998 est.)
Natural hazards:
hot, dust-laden harmattan haze common during dry seasons; recurring
droughts; occasional Niger River flooding
Environment - current issues:
deforestation; soil erosion; desertification; inadequate supplies
of potable water; poaching
Environment - international agreements:
party to: Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Endangered Species, Hazardous Wastes, Law
of the Sea, Ozone Layer Protection, Wetlands
signed, but not ratified: none of the selected agreements
Geography - note:
landlocked; divided into three natural zones: the southern,
cultivated Sudanese; the central, semiarid Sahelian; and the
northern, arid Saharan