Results 51 to 60 of about 2,824,835 (249)

On the timescales and length scales of the Arctic sea ice thickness anomalies: a study based on 14 reanalyses [PDF]

open access: yesThe Cryosphere, 2019
The ocean–sea ice reanalyses are one of the main sources of Arctic sea ice thickness data both in terms of spatial and temporal resolution, since observations are still sparse in time and space.
L. Ponsoni   +4 more
doaj   +1 more source

Airborne radar evidence for tributary flow switching in Institute Ice Stream, West Antarctica: implications for ice sheet configuration and dynamics [PDF]

open access: yes, 2015
Despite the importance of ice streaming to the evaluation of West Antarctic Ice Sheet (WAIS) stability we know little about mid- to long-term dynamic changes within the Institute Ice Stream (IIS) catchment.
Martin J. Siegert   +23 more
core   +1 more source

Coastal and landfast sea ice thickness in western Ross Sea, Antarctica, from airborne electromagnetic induction in November 2017: sea ice in front of Hells Gate Ice Shelf

open access: yes, 2022
The data are approximately 800 km of airborne electromagnetic survey of coastal sea ice and sub-ice platelet layer (SIPL) thickness distributions in the western Ross Sea, Antarctica, from McMurdo Sound to Cape Adare.
Haas, Christian   +5 more
core   +1 more source

Sea-ice thickness measurement based on the dispersion of ice swell

open access: yesThe Journal of the Acoustical Society of America, 2012
The dispersion of flexural waves propagating in the Arctic sea ice cover is exploited in order to locally measure the ice thickness. The observed dispersion, for waves filtered in the 4–20 s period interval, at up to 4 broad-band seismometers deployed in Spring 2007 near the North Pole, is compared to a parameterized model that accounts for a complex ...
Marsan, David   +3 more
openaire   +5 more sources

The sub-ice platelet layer and its influence on freeboard to thickness conversion of Antarctic sea ice [PDF]

open access: yesThe Cryosphere, 2014
This is an investigation to quantify the influence of the sub-ice platelet layer on satellite measurements of total freeboard and their conversion to thickness of Antarctic sea ice. The sub-ice platelet layer forms as a result of the seaward advection of
D. Price   +5 more
doaj   +1 more source

Sea-ice thickness and roughness in the Ross Sea, Antarctica [PDF]

open access: yesAnnals of Glaciology, 2001
AbstractSea-ice thickness and roughness data collected on three cruises in the Ross Sea, Antarctica, showed interseasonal, regional and interannual variability. Variability was reduced to season, or age of ice floe, when sea-ice roughness values from around Antarctica were compared.
Tina Tin, Martin O. Jeffries
openaire   +1 more source

Passive Microwave Sea Ice Thickness Inversion Based on SIT-TransNET [PDF]

open access: yesJisuanji gongcheng
Sea ice thickness is a key parameter in global climate change research, and it plays a crucial role in regulating the Earth's climate system, ocean circulation, and heat exchange.
HAN Yanling, ZHU Xiaojun, WANG Jing, PAN Haiyan, ZHANG Yun
doaj   +1 more source

The impact of snow depth, snow density and ice density on sea ice thickness retrieval from satellite radar altimetry: results from the ESA-CCI Sea Ice ECV Project Round Robin Exercise [PDF]

open access: yesThe Cryosphere, 2015
We assess different methods and input parameters, namely snow depth, snow density and ice density, used in freeboard-to-thickness conversion of Arctic sea ice. This conversion is an important part of sea ice thickness retrieval from spaceborne altimetry.
S. Kern   +7 more
doaj   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

Oceanographic conditions beneath Fimbul Ice Shelf, Antarctica [PDF]

open access: yes, 2012
Antarctic ice shelves play a key role in the global climate system, acting as important sites for the cooling of shelf waters, thereby facilitating deep and bottom water formation.
Abrahamsen, Einar Povl
core   +1 more source

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