Assertion: ocean's water | /r/CapableOf | upwelle onto continental shelf
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text: On a research expedition I took to Antarctica last year with British and U.S. scientists aboard the Nathaniel B. Palmer, the big question scientists were trying to answer was how much warm circumpolar deep water was upwelling onto the continental shelf and how much of that warm water was getting beneath the West Antarctic Ice Sheet, melting it from below.