Maritime claims: contiguous zone: 24 nm continental shelf: 200 nm or 100 nm from the 2,500-m isobath exclusive economic zone : 200 nm territorial sea: 12 nm
Climate: tropical along coast, temperate inland, arid in south
Terrain: narrow coastal plain, high plateau and mountains in center
Elevation extremes: lowest point: Indian Ocean 0 m highest point: Maromokotro 2,876 m
Natural resources: graphite, chromite, coal, bauxite, salt, quartz, tar sands, semiprecious stones, mica, fish
Land use: arable land: 4% permanent crops: 1% permanent pastures : 41% forests and woodland: 40% other: 14% (1993 est.)
Irrigated land: 10,870 sq km (1993 est.)
Natural hazards: periodic cyclones
Environment - current issues: soil erosion results from deforestation and overgrazing; desertification; surface water contaminated with raw sewage and other organic wastes; several species of flora and fauna unique to the island are endangered
Environment - international agreements: party to : Biodiversity, Endangered Species, Marine Life Conservation, Nuclear Test Ban, Ozone Layer Protection signed, but not ratified: Climate Change, Desertification, Law of the Sea