Results 11 to 20 of about 3,090,231 (345)

Arctic sea ice cover data from spaceborne synthetic aperture radar by deep learning [PDF]

open access: yesEarth System Science Data, 2021
Widely used sea ice concentration and sea ice cover in polar regions are derived mainly from spaceborne microwave radiometer and scatterometer data, and the typical spatial resolution of these products ranges from several to dozens of kilometers.
Y.-R. Wang, X.-M. Li
doaj   +2 more sources

Bridge Pier Scour under Ice Cover

open access: yesWater (Switzerland), 2021
Bridge pier scour is a complex process, which is influenced by many parameters, including the presence of ice cover around piers. To better understand the influence of ice on bridge pier scour, an artificial ice cover, equipped with either a smooth or a ...
Dario A B Sirianni   +2 more
exaly   +2 more sources

Increased sea ice cover alters food web structure in East Antarctica. [PDF]

open access: yesSci Rep, 2019
In recent years, sea ice cover along coasts of East Antarctica has tended to increase. To understand ecological implications of these environmental changes, we studied benthic food web structure on the coasts of Adélie Land during an event of unusually ...
Michel LN   +7 more
europepmc   +2 more sources

Arctic Ocean sea ice cover during the penultimate glacial and the last interglacial. [PDF]

open access: yesNat Commun, 2017
Coinciding with global warming, Arctic sea ice has rapidly decreased during the last four decades and climate scenarios suggest that sea ice may completely disappear during summer within the next about 50–100 years.
Stein R   +4 more
europepmc   +2 more sources

Positive Trend in the Antarctic Sea Ice Cover and Associated Changes in Surface Temperature. [PDF]

open access: yesJ Clim, 2017
The Antarctic sea ice extent has been slowly increasing contrary to expected trends due to global warming and results from coupled climate models. After a record high extent in 2012 the extent was even higher in 2014 when the magnitude exceeded 20×106 ...
Comiso JC   +5 more
europepmc   +2 more sources

Course of ice phenomena in small water reservoir in Katowice (Poland) in the winter season 2011/2012 [PDF]

open access: yesEnvironmental & Socio-economic Studies, 2013
Investigations on the ice phenomena were carried out on a small water reservoir located in the northern part of Katowice, at A4 motorway, in terrains of the Shopping-Service Centre “3 Ponds” (“Trzy Stawy”).
Machowski Robert
doaj   +2 more sources

Interaction of flexural-gravity waves in ice cover with vertical walls. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2018
Diffraction of flexural-gravity waves in an ice cover by a bottom mounted structure with vertical walls is studied. The problem is solved by using the so-called vertical modes corresponding to the roots of the dispersion relation for flexural-gravity ...
Korobkin AA   +2 more
europepmc   +2 more sources

Ice-cover is the principal driver of ecological change in High Arctic lakes and ponds. [PDF]

open access: yesPLoS One, 2017
Recent climate change has been especially pronounced in the High Arctic, however, the responses of aquatic biota, such as diatoms, can be modified by site-specific environmental characteristics.
Griffiths K   +4 more
europepmc   +2 more sources

Divergent oxygen trends in ice-covered lakes driven by ice-cover decline and ecological memory. [PDF]

open access: yesProc Natl Acad Sci U S A
Dissolved oxygen (DO) is an essential resource in ice-covered lakes, regulating water quality and biodiversity, including the survival of economically important fish species. Most of the world’s lakes seasonally freeze, often resulting in oxygen depletion as ice cover inhibits water column ventilation and snow cover limits photosynthesis ...
Jansen J   +5 more
europepmc   +4 more sources

Variability in sea ice cover and climate elicit sex specific responses in an Antarctic predator. [PDF]

open access: yesSci Rep, 2017
Contrasting regional changes in Southern Ocean sea ice have occurred over the last 30 years with distinct regional effects on ecosystem structure and function.
Labrousse S   +12 more
europepmc   +2 more sources

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