In 2021, around 28 million square kilometers of marine and coastal areas worldwide were protected, accounting for nearly 7.7 percent of the total area. Since 2005, global marine and coastal areas under protection increased by more than 10-fold.
Marine protected areas worldwide from 1990 to 2021
(in million square kilometers)
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UNEP, & IUCN. (May 31, 2021). Marine protected areas worldwide from 1990 to 2021 (in million square kilometers) [Graph]. In Statista. Retrieved December 22, 2024, from https://www.statista.com/statistics/1356440/protected-marine-area-worldwide/
UNEP, und IUCN. "Marine protected areas worldwide from 1990 to 2021 (in million square kilometers)." Chart. May 31, 2021. Statista. Accessed December 22, 2024. https://www.statista.com/statistics/1356440/protected-marine-area-worldwide/
UNEP, IUCN. (2021). Marine protected areas worldwide from 1990 to 2021 (in million square kilometers). Statista. Statista Inc.. Accessed: December 22, 2024. https://www.statista.com/statistics/1356440/protected-marine-area-worldwide/
UNEP, and IUCN. "Marine Protected Areas Worldwide from 1990 to 2021 (in Million Square Kilometers)." Statista, Statista Inc., 31 May 2021, https://www.statista.com/statistics/1356440/protected-marine-area-worldwide/
UNEP & IUCN, Marine protected areas worldwide from 1990 to 2021 (in million square kilometers) Statista, https://www.statista.com/statistics/1356440/protected-marine-area-worldwide/ (last visited December 22, 2024)
Marine protected areas worldwide from 1990 to 2021 (in million square kilometers) [Graph], UNEP, & IUCN, May 31, 2021. [Online]. Available: https://www.statista.com/statistics/1356440/protected-marine-area-worldwide/
