sea ice freeboard
An improved CryoSat-2 sea ice freeboard retrieval algorithm through the use of waveform fitting
... IceBridge sea ice freeboard, snow depth, and thickness products (Kurtz et ...minimize freeboard biases (Kurtz, 2013), but it is possible that the uncertainties in this data set are higher than ...
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Sensitivity of CryoSat-2 Arctic sea-ice freeboard and thickness on radar-waveform interpretation
... derive sea-ice free- board defined as the height of the ice surface above the sea ...the ice surface of the order of centimetres are necessary to achieve the required accuracy of the ...
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Three years of sea ice freeboard, snow depth, and ice thickness of the Weddell Sea from Operation IceBridge and CryoSat-2
... Antarctic sea ice cover as well as a better understanding of the remote sensing issues asso- ciated with the retrieval of sea ice freeboard and ...determine freeboard, the OIB ...
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On retrieving sea ice freeboard from ICESat laser altimeter
... Abstract. Sea ice freeboard derived from satellite altimetry is the basis for the estimation of sea ice thickness using the assumption of hydrostatic ...and freeboard retrieval ...
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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
... in sea ice draft and thickness than ob- served by ...the sea ice along their track; sampling by RA is coarser and in addition depends on floe size, lead concentration, waveform distor- tion ...
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Arctic Mission Benefit Analysis: impact of sea ice thickness, freeboard, and snow depth products on sea ice forecast performance
... of sea ice thickness (SIT) into sea ice–ocean models has been shown to improve the quality of sea ice ...radar freeboard (RFB) can further improve model perfor- mance and ...
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Comparison of CryoSat-2 and ENVISAT radar freeboard over Arctic sea ice: toward an improved Envisat freeboard retrieval
... basin-scale sea-ice ...snow-covered sea ice, the main scattering horizon of the Ku-band ...of sea ice above sea level, generally referenced as sea-ice ...
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The sub-ice platelet layer and its influence on freeboard to thickness conversion of Antarctic sea ice
... total freeboard and their conversion to thickness of Antarctic sea ...the sea- ward advection of supercooled ice shelf water from beneath ice ...This ice shelf water provides an ...
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Sea ice thickness, freeboard, and snow depth products from Operation IceBridge airborne data
... (1) sea ice freeboard, which is here defined as the height of the snow plus sea ice surface above the water level to be consistent with the laser altimetry data set, (2) snow depth, and ...
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Empirical parametrization of Envisat freeboard retrieval of Arctic and Antarctic sea ice based on CryoSat-2: progress in the ESA Climate Change Initiative
... CryoSat-2 sea-ice freeboard ...between freeboard differ- ences between both sensors and the waveform characteris- tics of surface backscatter and leading-edge ...Different ...
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Ikaite crystals in melting sea ice – implications for CO 2and pH levels in Arctic surface waters
... There, sea ice was melted as described above, and a small droplet of cold wa- ter containing transparent crystals was deposited onto a cold glass slide resting on a chilled aluminum block containing a 1-cm ...
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Sea-ice extent and its trend provide limited metrics of model performance
... both sea-ice extent and sea-ice area indicates that the mean value of these two measures is in prin- ciple helpful for model-evaluation purposes, notwithstand- ing the differences that can ...
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Sea-ice dynamics strongly promote Snowball Earth initiation and destabilize tropical sea-ice margins
... bare sea ice turns into snow-covered sea ice (and vice-versa) and hence affects the contrast be- tween the bare and snow-covered sea-ice albedo that leads to the Jormungand ...
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Evolution of the seasonal temperature cycle in a transient Holocene simulation: orbital forcing and sea-ice
... decrease in the amplitude of the seasonal insolation cycle, the amplitude of the seasonal temperature cycle increases in the Arctic Ocean and diminishes the seasonal tempera- ture cycle amplitude’s decrease on the ...
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Report of the Sixth Session of the JSC/CLIVAR Working Group on Coupled Modelling, Victoria, Canada, 7 10 October 2002
... common sea surface temperature (SST) and sea ice extent data set to study climate variability and predictability on time scales of a season to many ...
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About the consistency between Envisat and CryoSat-2 radar freeboard retrieval over Antarctic sea ice
... Antarctic sea-ice volume and its changes over the past decades has been sparse due to the lack of systematic sea-ice thickness measurements in this remote ...a sea-ice thickness ...
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Past, Present and Future Climate of Antarctica
... zonally-averaged sea-ice extent, cooling of most of Antarctica except for the western Antarctic ...reduced sea-ice extent can be at least partly explained by more frequent north-westerly winds ...
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September Arctic sea ice minimum prediction – a skillful new statistical approach
... minimum sea ice extent would be predictable as early as February based on monthly sea ice concentration, surface albedo, downwelling longwave radiation and surface skin ...indices, sea ...
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Estimation of sea ice parameters from sea ice model with assimilated ice concentration and SST
... rafted ice. In the present study, the rafted ice is also included and considered as the ridges which contribute towards the results achieved in this ...
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Past and future interannual variability in Arctic sea ice in coupled climate models
... Arctic sea ice area variability throughout the year, as characterized by its response to exter- nal greenhouse forcing superimposed on short-term internal ...summertime sea ice area in CMIP5, ...
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