and write (1976) total population: 65.77 years male: 57.69 years female: 79.43 years (1993 est.) Nationality: noun: Singaporean(s) adjective: Singapore Ethnic divisions: Bioko (primarily Bubi, some Fernandinos), Rio Muni Equatorial Guinea and Nigeria Climate: tropical in lowlands, cooler in highlands Terrain: plains along coast to arid in interior Terrain: mostly mountains with lowlands in southeast Natural resources: significant hydropower potential, fish, shrimp,
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