tamanhealczy
tamanhealczy tamanhealczy
  • 14-04-2016
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The major cause of "dead zones" in seas and oceans is?

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mpstevenson19 mpstevenson19
  • 14-04-2016
The cause of such “hypoxic” (lacking oxygen) conditions is usually eutrophication, an increase in chemical nutrients in the water, leading to excessive blooms of algae that deplete underwater oxygen levels. 
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