Results 31 to 40 of about 2,336,597 (324)

A distributed measurement method for in-situ soil moisture content by using carbon-fiber heated cable

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2015
Moisture content is a fundamental physical index that quantifies soil property and is closely associated with the hydrological, ecological and engineering behaviors of soil.
Dingfeng Cao   +5 more
doaj   +1 more source

Effect of surface temperature on soil moisture retrieval using CYGNSS

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2022
In this paper, a soil moisture (SM) retrieval model from spaceborne Global Navigation Satellite System Reflectometry (GNSS-R) observations that incorporates soil surface temperature (SST) for the first time is evaluated.
Yifan Zhu, Fei Guo, Xiaohong Zhang
doaj   +1 more source

Soil moisture initialization effects in the Indian monsoon system [PDF]

open access: yes, 2011
Towards the goal to understand the role of land-surface processes over the Indian sub-continent, a series of soil-moisture sensitivity simulations have been performed using a non-hydrostatic regional climate model COSMO-CLM.
Asharaf, Shakeel   +5 more
core   +2 more sources

A Spatial Downscaling Method for Remote Sensing Soil Moisture Based on Random Forest Considering Soil Moisture Memory and Mass Conservation

open access: yesRemote Sensing, 2022
Remote sensing soil moisture (SM) has been widely used in various earth science studies and applications, but their low resolution limits their usage and downscaling of them is needed.
Taoning Mao   +8 more
doaj   +1 more source

Generating seamless global daily AMSR2 soil moisture (SGD-SM) long-term products for the years 2013–2019

open access: yes, 2021
. High-quality and long-term soil moisture products are significant for hydrologic monitoring and agricultural management. However, the acquired daily Advanced Microwave Scanning Radiometer 2 (AMSR2) soil moisture products are incomplete in global land ...
Qiang Zhang   +5 more
semanticscholar   +1 more source

Characterization of Rape Field Microwave Emission and Implications to Surface Soil Moisture Retrievals [PDF]

open access: yes, 2012
In the course of Soil Moisture and Ocean Salinity (SMOS) mission calibration and validation activities, a ground based L-band radiometer ELBARA II was situated at the test site Puch in Southern Germany in the Upper Danube Catchment.
Mauser, Wolfram   +14 more
core   +1 more source

Very High Spatial Resolution Downscaled SMAP Radiometer Soil Moisture in the CONUS Using VIIRS/MODIS Data

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Satellite remote sensing has been providing passive microwave soil moisture (SM) retrievals of a global spatial coverage and a high revisit frequency for research and applications in earth and environmental sciences, specifically after the soil moisture ...
Bin Fang   +3 more
doaj   +1 more source

Estimation of subsurface soil moisture from surface soil moisture in cold mountainous areas [PDF]

open access: yesHydrology and Earth System Sciences, 2020
Profile soil moisture (SM) in mountainous areas is important for water resource management and ecohydrological studies of downstream arid watersheds. Satellite products are useful for providing spatially distributed SM information but only have limited ...
J. Tian   +8 more
doaj   +1 more source

Soil moisture data using citizen science technology cross-validated by satellite data

open access: yesJournal of Hydroinformatics, 2021
Soil moisture represents many attributes of the geo-hydrological cycle and the climate system. Citizen science through social media as an emerging tool could be utilized to collect soil moisture data. A pilot study area was selected in Shahriar, Iran.
Mohammad Karamouz   +2 more
doaj   +1 more source

Monitoring Dynamic Distribution of Surface Soil Moisture Using SMAP data in Simineh-Zarrineh Catchment (Semi-arid region), NW of Iran [PDF]

open access: yesDesert, 2021
Soil moisture (SM) acts like an impressive factor in hydrological process, agricultural productivity and monitoring of dangerous outcomes of climate change.
Kh. Haji Maleki   +3 more
doaj   +1 more source

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