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Sites with dead zones (oxygen depletion on the sea bottom)

Dead zones (hypoxic i.e. oxygen deficient water) in the coastal zones are increasing, typically surrounding major industrial and agricultural centers. This is commonly occuring due to nutrient pollution, in the form of nitrogen and phosphorous leading to algal blooms and eutrophication

Year: 2008

From collection: In Dead Water - Climate Change, Pollution, Over-harvest, and Invasive Species in the World's Fishing Grounds

Cartographer: Hugo Ahlenius, UNEP/GRID-Arendal

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