Results 101 to 110 of about 2,443,175 (254)

Neoglacial cooling culminates in rapid sea ice oscillations in eastern Fram Strait [PDF]

open access: yes, 2011
EGU2011-407 The spatial and temporal distribution of sea ice in the subpolar North Atlantic is mainly controlled by the advection of warm Atlantic Water via the Norwegian and West Spitsbergen Current in eastern Fram Strait.
Müller, Juliane   +3 more
core  

The northern sector of the last British ice sheet : maximum extent and demise [PDF]

open access: yes, 2008
Strongly divided opinion has led to competing, apparently contradictory, views on the timing, extent, flow configuration and decay mechanism of the last British Ice Sheet.
Bradwell, Tom   +11 more
core   +2 more sources

Prediction of monthly Arctic sea ice concentrations using satellite and reanalysis data based on convolutional neural networks [PDF]

open access: yes, 2020
Changes in Arctic sea ice affect atmospheric circulation, ocean current, and polar ecosystems. There have been unprecedented decreases in the amount of Arctic sea ice due to global warming.
Han, Daehyeon   +4 more
core   +1 more source

Ice and AIS: ship speed data and sea ice forecasts in the Baltic Sea [PDF]

open access: yesThe Cryosphere, 2014
Abstract. The Baltic Sea is a seasonally ice covered marginal sea located in a densely populated area in northern Europe. Severe sea ice conditions have the potential to hinder the intense ship traffic considerably. Thus, sea ice fore- and nowcasts are regularly provided by the national weather services. Typically, several ice properties are allocated,
U. Löptien, L. Axell
openaire   +5 more sources

Escape from TGF‐β‐induced senescence promotes aggressive hallmarks in epithelial hepatocellular carcinoma cells

open access: yesMolecular Oncology, EarlyView.
Chronic TGF‐β exposure drives epithelial HCC cells from a senescent state to a TGF‐β resistant mesenchymal phenotype. This transition is characterized by the loss of Smad3‐mediated signaling, escape from senescence, enhanced invasiveness and metastatic potential, and upregulation of key resistance modulators such as MARK1 and GRM8, ultimately promoting
Minenur Kalyoncu   +11 more
wiley   +1 more source

Multi-year spatial distribution of Antarctic sea ice (1988 - 2017)

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2021
In this study, we used daily sea-ice concentration data from the National Snow and Ice Data Center from 1988 to 2017 to investigate the spatial distribution of Antarctic sea ice by calculating the annual mean sea-ice concentration and multi-year sea ice ...
Xingdong Wang, Shuhui Yang, Zhankai Wu
doaj   +1 more source

Sea ice trends in climate models only accurate in runs with biased global warming

open access: yes, 2017
Observations indicate that the Arctic sea ice cover is rapidly retreating while the Antarctic sea ice cover is steadily expanding. State-of-the-art climate models, by contrast, typically simulate a moderate decrease in both the Arctic and Antarctic sea ...
Eisenman, Ian, Rosenblum, Erica
core   +1 more source

Better constraints on the sea-ice state using global sea-ice data assimilation [PDF]

open access: yesGeoscientific Model Development, 2012
Abstract. Short-term and decadal sea-ice prediction systems need a realistic initial state, generally obtained using ice-ocean model simulations with data assimilation. However, only sea-ice concentration and velocity data are currently assimilated.
François Massonnet   +6 more
openaire   +7 more sources

ShcD adaptor protein drives invasion of triple negative breast cancer cells by aberrant activation of EGFR signaling

open access: yesMolecular Oncology, EarlyView.
We identified adaptor protein ShcD as upregulated in triple‐negative breast cancer and found its expression to be correlated with reduced patient survival and increased invasion in cell models. Using a proteomic screen, we identified novel ShcD binding partners involved in EGFR signaling pathways.
Hayley R. Lau   +11 more
wiley   +1 more source

Biomarker Distributions in (Sub)‐Arctic Surface Sediments and Their Potential for Sea Ice Reconstructions

open access: yesGeochemistry, Geophysics, Geosystems, 2020
To evaluate the present sea ice changes in a longer‐term perspective, the knowledge of sea ice variability on preindustrial and geological time scales is essential.
Henriette M. Kolling   +5 more
doaj   +1 more source

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