Taiwan Terrain: eastern two-thirds mostly rugged mountains; flat to gently rolling plains in west;

Natural Resources: small deposits of coal, natural gas, limestone, marble, and asbestos;

Natural Hazards: earthquakes; typhoons

volcanism: Kueishantao Island (elev. 401 m), east of Taiwan, is its only historically active volcano, although it has not erupted in centuries;

Population: 23,299,716 (July 2013 est.)