Dead Zones: Why Earth's Waters Are Losing Oxygen

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Dead Zones: Why Earth's Waters Are Losing Oxygen

Times are tough for shrimpers and fishers in the Gulf of Mexico. The animals they rely on for their livelihood are harder to find. Every summer a dead zone—a region of low oxygen—emerges in… Read More →

  • Lexile: 1230
  • ATOS: 8.2
  • Dewey: 639.2
  • Copyright: 2016