News tagged with oxygen depletion

Old concrete can protect nature

Usually we think of demolished concrete walls and floors as environmental contaminants, but in fact this material may turn out to be a valuable resource in nature protection work. This is the conclusion from ...

dateAug 22, 2013 in Environment
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Rapid coral death by a deadly chain reaction

(Phys.org) -- Most people are fascinated by the colorful and exotic coral reefs, which form habitats with probably the largest biodiversity. But human civilisation is the top danger to these fragile ecosystems ...

dateMay 24, 2012 in Environment
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Could oysters be used to clean up Chesapeake Bay?

Chronic water quality problems caused by agricultural and urban runoff, municipal wastewater, and atmospheric deposition from the burning of fossil fuels leads to oxygen depletion, loss of biodiversity, and harmful algal ...

dateJan 21, 2011 in Environment
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Carbon sequestration: Boon or burden

The idea to sequester carbon is gaining support as a way to avoid global warming. For example, the European Union plans to invest billions of Euros within the next ten years to develop carbon capture and storage ...

dateJun 27, 2010 in Earth Sciences
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Seabed biodiversity in oxygen minimum zones

Some regions of the deep ocean floor support abundant populations of organisms, despite being overlain by water that contains very little oxygen, according to an international study led by scientists at the ...

dateMar 24, 2010 in Earth Sciences
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Hypoxia increases as climate warms

A new study of Pacific Ocean sediments off the coast of Chile has found that offshore waters experienced systematic oxygen depletion during the rapid warming of the Antarctic following the last "glacial maximum" period 20,000 ...

dateDec 15, 2009 in Earth Sciences
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