| Location | Oceania, group of islands in the South Pacific Ocean, about one-half of the way from Hawaii to New Zealand |
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| Geographic coordinates | 13 35 S, 172 20 W |
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| Zone | Oceania |
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| Area | total: 2,944 sq km land: 2,934 sq km water: 10 sq km |
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| Land boundaries | 0 km |
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| Coastline | 403 km |
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| Maritime claims | territorial sea: 12 nm contiguous zone: 24 nm exclusive economic zone: 200 nm |
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| Climate | tropical; rainy season (November to April), dry season (May to October) |
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| Terrain | two main islands (Savaii, Upolu) and several smaller islands and uninhabited islets; narrow coastal plain with volcanic, rocky, rugged mountains in interior |
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| Elevation extremes | lowest point: Pacific Ocean 0 m highest point: Mauga Silisili (Savaii) 1,857 m |
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| Natural resources | hardwood forests, fish, hydropower |
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| Irrigated land | 403 km |
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| Natural hazards | occasional typhoons; active volcanism |
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Environment - current issues | soil erosion, deforestation, invasive species, overfishing |
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Environment - international agreements | party to: Biodiversity, Climate Change, Climate Change-Kyoto Protocol, Desertification, Hazardous Wastes, Law of the Sea, Ozone Layer Protection, Ship Pollution, Wetlands signed, but not ratified: none of the selected agreements |
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| Geography - note | occupies an almost central position within Polynesia |
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