Irrigated land: 27,820 sq km (1993 est.)
Natural hazards: many dormant and some active volcanoes; about 1,500 seismic occurrences (mostly tremors) every year; tsunamis
Environment-current issues: air pollution from power plant emissions results in acid rain; acidification of lakes and reservoirs degrading water quality and threatening aquatic life; Japan's appetite for fish and tropical timber is contributing to the depletion of these resources in Asia and elsewhere
Environment-international agreements: party to: Antarctic-Environmental Protocol, Antarctic Treaty, Biodiversity, Climate Change, Endangered Species, Environmental Modification, Hazardous Wastes, Law of the Sea, Marine Dumping, Nuclear Test Ban, Ozone Layer Protection, Ship Pollution, Tropical Timber 83, Tropical Timber 94, Wetlands signed, but not ratified: Desertification
Geography-note: strategic location in northeast Asia
@Japan:People
Population: 125,931,533 (July 1998 est.)
Age structure: 0-14 years: 15% (male 9,802,921; female 9,342,254) 15-64 years: 69% (male 43,486,840; female 43,135,979) 65 years and over: 16% (male 8,388,242; female 11,775,297) (July 1998 est.)
Population growth rate: 0.2% (1998 est.)
Birth rate: 10.26 births/1,000 population (1998 est.)