Study: Icebergs Create Ocean 'hot Spots'
June 21, 2007 @ 09:28 AM (EST)
Source: Earthtimes.org
A U.S. study suggests Antarctic icebergs created by global climate change are having a major ecological impact.
The study, led by oceanographer Ken Smith of California's Monterey Bay Aquarium Research Institute, has determined global warming is causing Antarctic ice shelves to split into thousands of free-drifting icebergs in the Weddell Sea.
The floating islands of ice -- some dozens of miles across -- are serving as "hotspots" for ocean life, with thriving communities of seabirds above and a web of phytoplankton, krill and fish below...
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