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Archive Home > 2010 > March > 17 > Low-oxygen zones worry scientists

Low-oxygen zones worry scientists

As ‘dead zones' grow, waters off the Pacific Northwest coast are being hit especially hard

By Les Blumenthal / The Bulletin
March 17, 2010

WASHINGTON — Lower levels of oxygen in the Earth's oceans, particularly off the United States' Pacific Northwest coast, could be another sign of fundamental changes linked to global climate change, scientists say.

They warn that the oceans' complex undersea ecosystems and fragile food chains....

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