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Ratio of wastewater treatment

Sewage treatment is low or absent in many parts of the World, leading to eutrophication of the coastal zone, (toxic) algae blooms and dramatically reduce the ability of coral to recover from bleaching events dramatically. The data reflects the bodies of the UNEP Regional Seas programme.

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

Tags: Dead In Dead Water oceans water

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