搜索结果: 1-15 共查到“海洋科学 Sea Ice”相关记录55条 . 查询时间(0.296 秒)
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Sea ice kept oxygen from reaching deep ocean during last ice age, study finds(图)
Sea ice oxygen reaching deep ocean during ice age
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2021/3/5
Extensive sea ice covered the world's oceans during the last ice age, preventing oxygen from penetrating into deep ocean waters and complicating the relationship between oxygen and carbon, a new study...
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More than 100 years of Arctic sea ice volume reconstructed from ships' logbooks(图)
Arctic sea ice volume reconstructed ships logbooks
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2019/10/21
Our knowledge of dwindling sea ice coverage in the Arctic Ocean comes mostly through satellites, which have imaged sea ice from above since 1979. The University of Washington Pan-Arctic Ice Ocean and ...
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Data from robotic drifters explain mysterious holes in Antarctic sea ice(图)
robotic drifters mysterious holes Antarctic sea ice
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2019/10/28
Winter ice on the surface of Antarctica's Weddell Sea sometimes has an enormous hole called a polynya. A polynya that appeared in 2016 and 2017 offered a unique opportunity for oceanographers to monit...
PARAMETERS COMPARSION OF LEADS DETECTION IN ARCTIC SEA ICE USING CRYOSAT-2 WAVEFORM DATA
Arctic, Sea ice, Lead, Satellite altimetry
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2018/5/14
Leads are only a small part of the polar sea ice structure, but they play a dominant role on the turbulence exchange between the ocean and the atmosphere, they are also important factors about sea ice...
Arctic sea ice loss impacts beluga whale migration
Arctic sea ice loss beluga whale migration
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2017/2/15
The annual migration of some beluga whales in Alaska is altered by sea ice changes in the Arctic, while other belugas do not appear to be affected.A new study led by the University of Washin...
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Expanding Antarctic sea ice linked to natural variability(图)
Antarctic sea ice natural variability
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2016/7/15
The recent trend of increasing Antarctic sea ice extent — seemingly at odds with climate model projections — can largely be explained by a natural climate fluctuation, according to a new study led by ...
Formation of coastal sea ice in North Pacific drives ocean circulation and climate
coastal sea ice North Pacific ocean circulation and climate
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2015/11/12
An unprecedented analysis of North Pacific ocean circulation over the past 1.2 million years has found that sea ice formation in coastal regions is a key driver of deep ocean circulation, influencing ...
Advances in Sea-Ice Research Based on Remotely Sensed Passive Microwave Data
Advances Sea-Ice Research Remotely Sensed Passive Microwave Data
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2015/8/19
Sea-ice cover is the most significant feature of the polar ocean environment. Annual cycles of sea-ice cover and their interannual variations contribute significantly to changes in surface reflectivit...
Navy Sea Ice Prediction Systems
Prediction Systems Sea Ice
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2015/7/31
The availability of real-time information on sea ice conditions in ice covered seas has always been important, not only to strategic military operations, but to the economies of those countries that b...
Hovercraft as a Mobile Science Platform Over Sea Ice in the Arctic Ocean
Arctic Ocean Science Platform Over Sea Ice
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2015/7/17
Physical sampling of sea ice, the water mass, and subbottom geology in the Arctic Ocean is carried out from icebreakers or temporary ice camps deployed and supported by aircraft. Here, we consider an ...
Warm Arctic, Cold Continents: A Common Pattern Related to Arctic Sea Ice Melt, Snow Advance, and Extreme Winter Weather
Arctic sea ice statistical model the Eurasian snow winter temperatures
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2015/7/16
Arctic sea ice was observed to be at a new record minimum in September 2012. Following this summer minimum, northern Eurasia and much of North America experienced severe winter weather during the wint...
Sea Ice Monitoring by Synthetic Aperture Radar
Sea Ice Monitoring Synthetic Aperture Radar
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2015/7/16
Satellite-borne synthetic aperture radar (SAR) data are highly valuable not only for observing the open ocean but also for monitoring seasonally or permanently ice-covered ocean regions in the Arctic,...
Melting Ice:What is Happening to Arctic Sea Ice,and What Does It Mean for Us?
Melting Ice Arctic Sea Ice What Does It Mean for Us
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2015/7/16
Sea ice has emerged as the canary in the coal mine of climate change. Its summer extent in the Arctic has decreased by about 50% over the past decade, and the Arctic Ocean has undergone a regime shift...
Diving for the Sedimentary record of Multiyear Sea ice
Multiyear Sea ice Sedimentary
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2015/7/15
how is sediment transported to the seafloor
along coastlines where the sea ice rarely
melts? Are there distinctive characteristics
of the resulting deposits that label them as
accumulating in ...
antarctic Sea ice— a polar opposite?
polar opposite Sea ice
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2015/7/15
As the world’s ice diminishes in the face of climate change—from the
dramatic decline in Arctic sea ice, to thinning at the margins of both the Greenland
and Antarctic ice sheets, to retreating mo...