Saint Helena Ascension and Tristan da Cunha Environment - 2023

GEOGRAPHICAL NAMES 

Environment - current issues

development threatens unique biota on Saint Helena

Climate

Saint Helena: tropical marine; mild, tempered by trade winds;

Ascension Island: tropical marine; mild, semi-arid;

Tristan da Cunha: temperate marine; mild, tempered by trade winds (tends to be cooler than Saint Helena)

Land use

agricultural land: 30.8% (2018 est.)

arable land: 10.3% (2018 est.)

permanent crops: 0% (2018 est.)

permanent pasture: 20.5% (2018 est.)

forest: 5.1% (2018 est.)

other: 64.1% (2018 est.)

Urbanization

urban population: 40.7% of total population (2023)

rate of urbanization: 0.98% annual rate of change (2020-25 est.)

total population growth rate v. urban population growth rate, 2000-2030

NOTE: The information regarding Saint Helena Ascension and Tristan da Cunha on this page is re-published from the 2023 World Fact Book of the United States Central Intelligence Agency and other sources. No claims are made regarding the accuracy of Saint Helena Ascension and Tristan da Cunha 2023 information contained here. All suggestions for corrections of any errors about Saint Helena Ascension and Tristan da Cunha 2023 should be addressed to the CIA or the source cited on each page.