Natural hazards:
violent windstorms; flash floods
volcanism: Santa Isabel (elev. 3,007 m, 9,865 ft), which last erupted in 1923, is the country's only historically active volcano; Santa Isabel, along with two dormant volcanoes, forms Bioko Island in the Gulf of Guinea
Environment - current issues:
tap water is not potable; deforestation
Environment - international agreements:
party to: Biodiversity, Climate Change, Climate Change-Kyoto Protocol, Desertification, Endangered Species, Hazardous Wastes, Law of the Sea, Marine Dumping, Ozone Layer Protection, Ship Pollution, Wetlands
signed, but not ratified: none of the selected agreements
Geography - note:
insular and continental regions widely separated