Arctic sea H2O ice isn't only threatened past times the melting of H2O ice unopen to its edges, a novel report has found: Warmer H2O that originated hundreds of miles away has penetrated deep into the interior of the Arctic.
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| Heat currently trapped below the surface has the potential to melt the Arctic region's entire sea-ice pack if it reaches the surface, according to researchers [Credit: Yale University] |
"We document a hitting body of body of water warming inward 1 of the principal basins of the interior Arctic Ocean, the Canadian Basin," said Pb writer Mary-Louise Timmermans, a professor of geology in addition to geophysics at Yale University.
The upper body of body of water inward the Canadian Basin has seen a two-fold increment inward rut content over the past times xxx years, the researchers said. They traced the source to waters hundreds of miles to the south, where reduced sea H2O ice has left the surface body of body of water to a greater extent than exposed to summertime solar warming. In turn, Arctic winds are driving the warmer H2O north, but below the surface waters.
"This agency the effects of sea-ice loss are non express to the ice-free regions themselves, but too Pb to increased rut accumulation inward the interior of the Arctic Ocean that tin bring climate effects good beyond the summertime season," Timmermans said. "Presently this rut is trapped below the surface layer. Should it last mixed upwards to the surface, at that topographic point is plenty rut to solely melt the sea-ice pack that covers this percentage for almost of the year."
The report appears inward the periodical Science Advances.
Author: Jim Shelton | Source: Yale University [August 29, 2018]
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