Sentences with phrase «reduced sea ice drift»
However, July conditions greatly reduced sea ice drift speed in the Beaufort Sea and produced a counterclockwise drift pattern in the Laptev Sea (Figure 5a, bottom).
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... The dominance of summer anticyclonic circulation over the Arctic and the reduced SIE over eastern Siberia and the north of Alaska were similar to the results of Ogi et al. (2008), who demonstrated that the dramatic changes in Arctic SIE in 2007 were produced by [wind - driven] Ekman drift of sea ice out of the marginal seas to the central Arctic.»
A combined lack of coherence in ice drift fields and reduced ice concentrations in April 2011 relative to April 2007 suggest that springtime ice dynamical contributions to fall sea ice extent may be associated with sea ice deformation and ridging within an increasingly mobile and fractured ice cover.