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ferences: South America Area: total: 1,098,580 sq km land: 1,084,390 sq km water: 14,190 sq km Area - comparative: slightly less than three times the size of Montana Land boundaries: total: 6,743 km border countries: Argentina 832 km, Brazil 3,400 km, Chile 861 km, Paraguay 750 km, Peru 900 km Coastline: 0 km (landlocked) Maritime claims: none (landlocked) Climate: varies with altitude; humid and tropical to cold and semiarid Terrain: rugged Andes Mountains with a highland plateau (Altiplano), hills, lowland plains of the Amazon Basin Elevation extremes: lowest point: Rio Paraguay 90 m highest point: Nevado Sajama 6,542 m Natural resources: tin, natural gas, petroleum, zinc, tungsten, antimony, silver, iron, lead, gold, timber, hydropower Land use: arable land: 2% permanent crops: 0% permanent pastures: 24% forests and woodland: 53% other: 21% (1993 est.) Irrigated land: 1,750 sq km (1993 est.) Natural hazards: flooding in the northeast (March-April) Environment - current issues: the clearing of land for agricultural purposes and the international demand for tropical timber are contributing to deforestation; soil erosion from overgrazing and poor cultivation methods (including slash-and-burn agriculture); desertification; loss of biodiversity; industrial pollution of water supplies used for drinking and irrigation Environment - international agreements: party to: Biodiversity, Climate Change, Climate Change-Kyoto Protocol, Desertification, Endangered Species, Hazardous Wastes, Law of the Sea, Nuclear Test Ban, Ship Pollution, Tropical Timber 83, Tropical Timber 94, Wetlands signed, but not ratified: Environmental Modification, Marine Dumping, Marine Life Conservation, Ozone Layer Protection Geography - note: landlocked; shares control of Lago Titicaca, world's highest navigable lake (elevation 3,805 m), with Peru Bolivia People Population: 8,300,463 (July 2001 est.) Age structure: 0-14 years: 38.46% (male 1,626,698; female 1,565,748) 15-64 years: 57.07% (male 2,315,098; female 2,421,987) 65 years and over: 4.47% (male 166,986; female 203,946) (2001 est.) Population growth rate: 1.76% (2001 est.) Birth rate: 27.27 births/1,000 population (2001 est.) Death rate: 8.2 deaths/1,000 population (2001 est.) Net migration rate: -1.45 migrant(s)/1,000 population (2001 est.) Sex ratio: at birth: 1.05 male(s)/female under 15
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