August 3, 2011

Mississippi runoff expands the dead zone in the Gulf of Mexico off the US coast

With the dead zone in the Gulf of Mexico off the US coast already measuring 3,300 square miles (5,300 square kilometers) as of June 2011, US researchers at the end of July state that the oxygen-deprived area, fed by warming waters and nitrates from Mississippi River runoff, is expected to be the largest ever this year.

Sources:
Sott.net link 1
Sott.net link 2

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