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reefs

More than one-quarter of the world’s reefs are threatened by watershed-based pollution (including nutrient fertilizers, sediment, pesticides, and other polluted runoff from the land), with about 10

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Water

At present, local human activities (overfishing and destructive fishing, marine-based pollution and damage, coastal development, and watershed-based pollution) threaten an estimated 60 percent of the

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Water

Approximately 370 observations of coral bleaching were reported globally between 1980 and 1997, while more than 3,700 were reported between 1998 and 2010.

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Water

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