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water quality

Coastal Eutrophic and Hypoxic Areas of Europe

This map identifies 168 eutrophic and hypoxic coastal areas in Europe. Fifty-nine of these are documented hypoxic areas, 106 are areas of concern, and 3 are improved systems that are in recovery.

Eutrophication and Hypoxia in Coastal Areas

A Global Assessment of the State of Knowledge

Eutrophication---the overenrichment of water by nutrients such as nitrogen and phosphorus---has emerged as a leading water quality problem. This report identifies over 415 areas worldwide that are experiencing eutrophication symptoms, and there are significant information gaps in many regions....

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