Wednesday, February 22, 2012

The ocean’s weather system

eddies

Deep below the surface, the ocean has its own weather. Huge eddies like this one, spotted by NASA's Terra satellite last December in a photo released last week, show the turmoil that lurks underwater.

Rather than wreaking havoc like terrestrial storms, though, these ocean whirlwinds draw nutrients up from the deep, nourishing blooms of microscopic marine life in the otherwise barren open ocean.

From New Scientist.

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