Article | February 15, 2018

Gulf Of Mexico's Hypoxic Zone Larger Than Ever

Source: KLa Systems
Gulf Of Mexico’s Hypoxic Zone Larger Than Ever

Last year, the National Oceanic and Atmospheric Administration (NOAA) recorded the largest hypoxic zone in the Gulf of Mexico since monitoring began 32 years ago. Hypoxic waters, often referred to as dead zones, have dissolved oxygen concentrations of less than 2-3 ppm. They are caused by eutrophication or excess nutrients that promote algal growth in water bodies. As algae decompose, they consume oxygen creating dead zones.

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