Tuesday, August 08, 2006
Aquatic 'dead zone' growing, scientists report
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baby1Posted by Beewitch Posted by Alfie
(The Eagle) from United States of America.
GRANTS PASS, Ore. - Bottom fish and crabs washing up dead on Oregon beaches are being killed by a recurring "dead zone" of low-oxygen water that is larger than in previous years and may be triggered by global warming, scientists said.
There are signs it is spreading north to Washington's Olympic Peninsula.
Scientists studying the 70-mile-long zone of oxygen-depleted water, along the Continental Shelf between Florence and Lincoln City, conclude that it is being caused by explosive blooms of tiny plants known as phytoplankton, which die and sink to the bottom, then are eaten by bacteria which use up the oxygen in the water.
Read More...
baby1Posted by Beewitch Posted by Alfie
(The Eagle) from United States of America.
GRANTS PASS, Ore. - Bottom fish and crabs washing up dead on Oregon beaches are being killed by a recurring "dead zone" of low-oxygen water that is larger than in previous years and may be triggered by global warming, scientists said.
There are signs it is spreading north to Washington's Olympic Peninsula.
Scientists studying the 70-mile-long zone of oxygen-depleted water, along the Continental Shelf between Florence and Lincoln City, conclude that it is being caused by explosive blooms of tiny plants known as phytoplankton, which die and sink to the bottom, then are eaten by bacteria which use up the oxygen in the water.
Read More...
