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Remote sensing of the cryosphere in high mountain ASIA
2017
2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
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Recent improvements in remote sensing technologies and atmospheric / land surface models provides new approaches for assessing the HMA cryosphere. ...
The region's hydrology is strongly controlled by variations in the timing and distribution of runoff from snow and glacier melt. ...
With these products, we can either validate aerosol transport and radiative transfer modeling of radiative properties of the cryosphere or provide modeling constraint to which transport and RT modeling ...
doi:10.1109/igarss.2017.8127583
dblp:conf/igarss/OsmanogluPSAKM17
fatcat:yvmsybbisvf2xah7ycfg756qti
Community review of Southern Ocean satellite data needs
2016
Antarctic Science
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This review provides a starting point for scientists to understand more about Southern Ocean processes and their global roles, for funders to understand the desires of the community, for commercial operators ...
Developed through widespread engagement and incorporating perspectives from a range of stakeholders (both research and operational), it is designed as an important community-driven strategy paper that ...
Acknowledgements The authors acknowledge the Climate and Cryosphere Project and the Southern Ocean Observing System. ...
doi:10.1017/s0954102016000390
fatcat:rm4dtrapbvam3oukuapfdsoghq
Variability and change in the Canadian cryosphere
2012
Climatic Change
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The observed changes in the cryosphere have important implications for human activity including the close ties of northerners to the land, access to northern regions for natural resource development, and ...
Enhancement of conventional observing Climatic Change systems and retrieval algorithms for satellite measurements facilitated development of a snapshot of current cryospheric conditions, providing a baseline ...
The considerable support and assistance from individuals, communities and organizations across northern Canada was essential for the success of all the research projects. ...
doi:10.1007/s10584-012-0470-0
fatcat:wzydqlih4rg4bglk7b4pavhsqy
SMRT: An active / passive microwave radiative transfer model for snow with multiple microstructure and scattering formulations (v1.0)
2018
Geoscientific Model Development Discussions
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The Snow Microwave Radiative Transfer (SMRT) thermal emission and backscatter model was developed to determine uncertainties in forward modeling through intercomparison of different model ingredients. ...
SMRT v1.0 includes the Dense Media Radiative Transfer theory (DMRT), the Improved Born Approximation (IBA) and independent Rayleigh scatterers to compute the intrinsic electromagnetic properties of a snow ...
To this end we developed the Snow Microwave Radiative Transfer (SMRT) model, as a versatile tool to compute backscattering and brightness temperature (active/passive mode) from multi-layered media, composed ...
doi:10.5194/gmd-2017-314
fatcat:uclsoui2dndrhedjdmxriozflm
50 years of lake ice research from active microwave remote sensing: Progress and prospects
2021
Remote Sensing of Environment
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data availability and the topic of snow on lake ice. ...
This paper reviews progress in lake ice research conducted using active microwave remote sensing over the last 50 years and highlights areas where future developments are needed. ...
The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. ...
doi:10.1016/j.rse.2021.112616
fatcat:ss7vuqo3evcprevpjobpr6smga
SMRT: an active–passive microwave radiative transfer model for snow with multiple microstructure and scattering formulations (v1.0)
2018
Geoscientific Model Development
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</strong> The Snow Microwave Radiative Transfer (SMRT) thermal emission and backscatter model was developed to determine uncertainties in forward modeling through intercomparison of different model ingredients ...
In the case of IBA, five different formulations of the autocorrelation function to describe the snow microstructure characteristics are available, including the sticky hard sphere model, for which close ...
We acknowledge the European Space Agency, which supported this model development under ESTEC contract no. 4000112698/14/NL/LvH, with a contribution from the NERC National Centre for Earth Observation. ...
doi:10.5194/gmd-11-2763-2018
fatcat:nlxgoufvzjflhicxileulzq5ma
Multi-Source Hydrological Data Products to Monitor High Asian River Basins and Regional Water Security
2021
Remote Sensing
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An updated method was developed to improve the retrieval of glacier albedo by correcting glacier reflectance for anisotropy, and a new dataset on glacier albedo was generated for the period 2001–2020. ...
The energy balance model was formulated in terms of enthalpy for easier treatment of water phase transitions. The model was applied to assess the spatial variability in glacier melt. ...
The proposed synergy of satellite passive and active microwave measurements is an improved approach to map and monitor snowpack properties. Glaciers. ...
doi:10.3390/rs13245122
fatcat:25bxfbcmvvfhja7ditld7t3yze
Microwave Radiometry at Frequencies from 500 to 1400 MHz: An Emerging Technology for Earth Observations
2021
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
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However, the absence of significant spectrum reserved for passive microwave measurements in the 500-1400 MHz band requires both an opportunistic sensing strategy and systems for reducing the impact of ...
Here, we summarize the potential advantages and applications of 500-1400 MHz microwave radiometry for Earth observation and review recent experiments and demonstrations of these concepts. ...
His research interests include passive and active microwave remote sensing applied to snow by using satellite and ground-based data, especially development of electromagnetic models for passive and active ...
doi:10.1109/jstars.2021.3073286
pmid:34211622
pmcid:PMC8244653
fatcat:zxeazunt6rfjjdm5hqleu2pj3y
Altimetry for the future: Building on 25 years of progress
2021
Advances in Space Research
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In 2018 we celebrated 25 years of development of radar altimetry, and the progress achieved by this methodology in the fields of global and coastal oceanography, hydrology, geodesy and cryospheric sciences ...
for the altimetry of the future. ...
Efforts must be made to develop modeling for hydrology and the cryosphere. Such efforts must be made in the same consistent manner to improve the Earth observing system. ...
doi:10.1016/j.asr.2021.01.022
fatcat:zgsllfqrgnfyporr7rs2dgb77e
Observation and integrated Earth-system science: A roadmap for 2016–2025
2016
Advances in Space Research
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The report draws on textual inputs by other team members, and on subsequent comments provided by team members, community and journal reviewers and the journal editor. ...
The leader of the study team, Adrian Simmons, prepared the report with the assistance of Jean-Louis Fellous, Venkatachalam Ramaswamy and Kevin Trenberth, who contributed both through provision of text ...
Both active and passive space-based microwave measurements are used to estimate soil moisture. ...
doi:10.1016/j.asr.2016.03.008
fatcat:onaxevsd5rccdppck3sdpgdvie
Snow thickness retrieval over thick Arctic sea ice using SMOS satellite data
2013
The Cryosphere Discussions
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The microwave interferometric radiometer of the European Space Agency's Soil Moisture and Ocean Salinity (SMOS) mission measures at a frequency of 1.4 GHz in the L-band. ...
For the best simulation scenario and snow thicknesses up to 35 cm, the average snow thickness retrieved from horizontally polarised SMOS brightness temperatures agrees within 0.1 cm with the average snow ...
IceBridge ice and snow thicknesses, and surface temperatures were provided by the NASA Distributed Active Archive Center at the National Snow and Ice Data Center, Boulder, Colorado USA. ...
doi:10.5194/tcd-7-3627-2013
fatcat:amk5esth3bcgbhj7pl67jd24he
Snow thickness retrieval over thick Arctic sea ice using SMOS satellite data
2013
The Cryosphere
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</strong> The microwave interferometric radiometer of the European Space Agency's Soil Moisture and Ocean Salinity (SMOS) mission measures at a frequency of 1.4 GHz in the L-band. ...
For the best simulation scenario and snow thicknesses up to 35 cm, the average snow thickness retrieved from horizontally polarised SMOS brightness temperatures agrees within 0.1 cm with the average snow ...
IceBridge ice and snow thicknesses, and surface temperatures were provided by the NASA Distributed Active Archive Center at the National Snow and Ice Data Center, Boulder, Colorado USA. ...
doi:10.5194/tc-7-1971-2013
fatcat:psgeffhburcmdjxonmqazknlp4
Comparison of satellite-derived and in-situ observations of ice and snow surface temperatures over Greenland
2008
Remote Sensing of Environment
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., Comparison of satellite-derived and in-situ observations of ice and snow surface temperatures over Greenland, Remote Sensing of Environment (2008), ...
The most practical way to get spatially broad and continuous measurements of the surface temperature in the data-sparse cryosphere is by satellite remote sensing. ...
We also thank Julia Barsi/SSAI, for discussions regarding the ETM+ LST algorithm, and Tom Schmugge of New Mexico State University, for discussions regarding the ASTER LST product. ...
doi:10.1016/j.rse.2008.05.007
fatcat:jrxphnf7wvf2xenra42i5b4euu
Achieving Satellite Instrument Calibration for Climate Change
2007
EOS
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Jerry Sullivan for his careful and detailed review of the manuscript. His comments were always on the mark. Marc Pulliam did an excellent job of graphics design and layout of the report. ...
The manuscript contents are solely the opinions of the authors and do not constitute a statement of policy, decision, or position on behalf of NOAA or the U. S. Government. ...
correct model analysis and radiative transfer defects. ...
doi:10.1029/2007eo110015
fatcat:n2nhhks3fbbklbxwrvso3eeqaq
Concept Design of the "Guanlan" Science Mission: China's Novel Contribution to Space Oceanography
2019
Frontiers in Marine Science
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As an expanded follow-up of SWOT and an oceanic counterpart of CALIPSO, the planned "Guanlan" science mission comprises a dual-frequency (Ku and Ka) interferometric altimetry (IA), and a near-nadir pointing ...
(iii) The simultaneous functioning of the IA/OL system allows for an enhanced correction of the contamination effects of the atmosphere and the air-sea interface, which in turn considerably reduces the ...
This research was supported by the Qingdao National Laboratory for Marine Science and Technology of China under grants numbers 2018SDKJ102 and 2015ASTP-OS15. ...
doi:10.3389/fmars.2019.00194
fatcat:edvx6peqrvbbpl4ajkvmclxofu
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