News tagged with oxygen level

Ocean 'dead zones' a growing disaster for fish

Falling ocean oxygen levels due to rising temperatures and influence from human activities such as agrochemical use is an increasingly widespread problem. Considering that the sea floors have taken more than 1,000 years to recover from past eras of low ox ...

dateApr 09, 2015 in Earth Sciences
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Baby sea turtles starved of oxygen by beach microbes

On a small stretch of beach at Ostional in Costa Rica, hundreds of thousands of sea turtles nest simultaneously in events known as arribadas. Because there are so many eggs in the sand, nesting females freque ...

dateFeb 26, 2015 in Ecology
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Scientists bring oxygen back to dead fjord

More and more of the world's waters are seriously lacking oxygen. Could we use pumps to bring oxygen and thus higher life back into these waters? A Danish/Swedish research team says yes. They installed pumps ...

dateFeb 23, 2015 in Earth Sciences
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