Land boundaries: 0 km
Coastline: 6.4 km
Maritime claims: exclusive economic zone: 200 nm territorial sea: 12 nm
Climate: equatorial; scant rainfall, constant wind, burning sun
Terrain: low-lying, nearly level, sandy, coral island surrounded by a narrow fringing reef; depressed central area
Elevation extremes: lowest point: Pacific Ocean 0 m highest point: unnamed location 3 m
Natural resources: guano (deposits worked until late 1800s)
Land use: arable land: 0% permanent crops: 0% permanent pastures: 0% forests and woodland: 5% other: 95%
Irrigated land: 0 sq km (1993)
Natural hazards: the narrow fringing reef surrounding the island can be a maritime hazard