Results 11 to 20 of about 2,677 (203)

AMSR2 Soil Moisture Downscaling Using Temperature and Vegetation Data [PDF]

open access: yesRemote Sensing, 2018
Soil moisture (SM) applications in terrestrial hydrology require higher spatial resolution soil moisture products than those provided by passive microwave remote sensing instruments (grid resolution of 9 km or larger). In this investigation, an innovative algorithm that uses visible/infrared remote sensing observations to downscale Advanced Microwave ...
Bin Fang   +3 more
openaire   +3 more sources

Field-Scale Agricultural Drought Monitoring Based on Microwave Imagery of Soil Moisture [PDF]

open access: yesمجله آب و خاک, 2022
Introduction Drought analysis in agriculture can not only be achieved by measuring precipitation changes but also by using other parameters such as soil moisture.
M. Fashaee   +2 more
doaj   +1 more source

INTER-COMPARISONS AMONG PASSIVE MICROWAVE SEA ICE CONCENTRATION PRODUCTS FROM FY-3D MWRI AND AMSR2 [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Passive microwave (PM) sensors on satellite can monitor sea ice distribution with their strengths of daylight- and weather-independent observations. Microwave Radiation Imager (MWRI) sensor aboard on the Chinese FengYun-3D (FY-3D) satellites was launched
Y. Chen   +5 more
doaj   +1 more source

Inter-Sensor Calibration between HY-2B and AMSR2 Passive Microwave Data in Land Surface and First Result for Snow Water Equivalent Retrieval. [PDF]

open access: yesSensors (Basel), 2019
The self-designed HaiYang-2B (HY-2B) satellite was launched on 24 October 2018 in China at 22:57 UT in a 99.34° inclination sun-synchronous orbit.
Gao S   +5 more
europepmc   +2 more sources

Enhanced Estimation of Root Zone Soil Moisture at 1 km Resolution Using SMAR Model and MODIS-Based Downscaled AMSR2 Soil Moisture Data. [PDF]

open access: yesSensors (Basel), 2021
Root zone soil moisture (RZSM) is an essential variable for weather and hydrological prediction models. Satellite-based microwave observations have been frequently utilized for the estimation of surface soil moisture (SSM) at various spatio-temporal ...
Farokhi M   +4 more
europepmc   +2 more sources

Multiyear variability of ice concentration in the White Sea according to satellite data

open access: yesЛëд и снег, 2023
The objectives of this study were to analyze satellite data on the ice conditions in the White Sea available for the period 1979-2021 so that to identify statistically significant trends in closeness of ice during that period, and to establish spatial ...
V. N. Baklagin
doaj   +1 more source

A consistent record of vegetation optical depth retrieved from the AMSR-E and AMSR2 X-band observations

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2021
Vegetation optical depth (VOD) retrieved from microwave remote sensing techniques has been used as an important proxy for monitoring the vegetation dynamics at large scales.
Mengjia Wang   +11 more
doaj   +1 more source

Retrieval of daily sea ice thickness from AMSR2 passive microwave data using ensemble convolutional neural networks

open access: yesGIScience & Remote Sensing, 2021
Recently, measurement of sea ice thickness (SIT) has received increasing attention due to the importance of thinning ice in the context of global warming.
Junhwa Chi, Hyun-Cheol Kim
doaj   +1 more source

Performances of six reanalysis profile products in the atmospheric correction of passive microwave data for estimating land surface temperature under cloudy-sky conditions

open access: yesInternational Journal of Digital Earth, 2022
Passive microwave (PMW) observations from the Advanced Microwave Scanning Radiometer 2 provide a way to obtain cloudy land surface temperatures (LSTs).
Xin-Ming Zhu   +5 more
doaj   +1 more source

Modeling Ringed and Bearded Seal Future Habitats Indicates Stability, Shifts, and Refugia. [PDF]

open access: yesGlob Chang Biol
Every year, ringed seals and bearded seals rely on specific ice and snow conditions to support events such as feeding or reproduction. With Earth System Models, we simulate habitat over 1850–2100, revealing a relatively stable past habitat contrasting with rapid regional shifts in contemporary simulations and future projections.
Farnole P   +5 more
europepmc   +2 more sources

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