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Gulf of Mexico ‘Dead Zone’ Will Be Large This Summer, Scientists Predict

The low-oxygen zone can cause harm not just to marine life, but also to those who catch shrimp and fish for their livelihood.

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Uncovering diversity and metabolic spectrum of animals in dead zone sediments

Ocean deoxygenation driven by global warming and eutrophication is a primary concern for marine life. Resistant animals may be present in dead zone sediments, however there is lack of information on …

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Is there a technological solution to aquatic dead zones?

Could pumping oxygen-rich surface water into the depths of lakes, estuaries, and coastal ocean waters help ameliorate dangerous dead zones? New work led by Carnegie’s David Koweek and Ken Caldeira …

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Understanding Long Island Sound’s ‘dead zones’

Dead zones occur when influxes of excess nutrients such as nitrogen … Eighteen rivers drain into LIS, with roughly 70% of the freshwater that drains into the estuary coming from the Connecticut …

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Gulf shrimpers fight for their livelihoods in a fertilizer-fueled dead zone

There is no national prediction from the U.S. Environmental Protection Agency, its Hypoxia Task Force, or the U.S. Department of Agriculture indicating the total fertilizer load needed to shrink the …

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Dead Birds Washing Up by the Thousands Send a Warning About Climate Change

A dead zone of common murres—a species known for its resilience … universities and bird rescue organizations documented the die-off and concluded from the data that it was caused by a …

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Anaerobic Activity Is a Big Contributor in Marine “Dead Zones”

Algae blooms like these create low-oxygen environments around the world. New research could improve predictions of how much these “dead zones” will grow in the future. Credit: Norman Kuring, NASA’s …

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Fishing havens turning into dead zones

Among all the seas, Bay of Bengal is more at risk because it does not have connection with the Arctic ocean which is the coldest,” she added. “Right now, havens for fishing are turning into dead zones …

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Warming climate will impact dead zones in Chesapeake Bay

In recent years, scientists have projected increasingly large summer dead zones in the Chesapeake Bay, areas where there is little or no oxygen … In coastal waters, the depletion of oxygen in bottom …

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Our Oceans Are Full of Vast Dead Zones Without Oxygen

Scientists have found evidence that far more of the ocean is made of “dead zones” without oxygen than they previously believed. They studied the chemical signatures left by anaerobic bacteria to …

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