Tag: oceanography7
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Exploring an Unknown Arctic Seabottom (No Ice Included)
Readers can follow a New York Times blog from the arctic as the U.S. flagship vessel for charting geology under the seabed sails the Chukchi Sea, north of Alaska and Siberia. By sending sound pulses to the seabed and reading the echoes, scientists conducting the Chukchi Edges project aboard the Marcus G. Langseth hope to understand the structure and history of…
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A Sea Change, Deep Under Antarctic Waters
The frigid seabottom off Antarctica holds a surprising riot of life: colorful carpets of sponges, starfish, sea cucumbers and many other soft, bottom-dwelling animals, shown on images from robotic submarines. Now, it appears that many such communities could fast disappear, due to warming climate. Scientists sailing on an icebreaker last year have just published a study showing that gigantic…
