Results 21 to 30 of about 6,146,845 (296)

Investigating soil moisture–climate interactions with prescribed soil moisture experiments: an assessment with the Community Earth System Model (version 1.2) [PDF]

open access: yesGeoscientific Model Development, 2017
Land surface hydrology is an important control of surface weather and climate. A valuable technique to investigate this link is the prescription of soil moisture in land surface models, which leads to a decoupling of the atmosphere and land processes ...
M. Hauser, R. Orth, S. I. Seneviratne
doaj   +1 more source

Mapping the spatial variation of soil moisture at the large scale using GPR for pavement applications [PDF]

open access: yes, 2015
The characterization of shallow soil moisture spatial variability at the large scale is a crucial issue in many research studies and fields of application ranging from agriculture and geology to civil and environmental engineering.
M. Giudici   +9 more
core   +1 more source

Development of High-Resolution Soil Hydraulic Parameters with Use of Earth Observations for Enhancing Root Zone Soil Moisture Product

open access: yesRemote Sensing, 2023
Regional quantification of energy and water balance fluxes depends inevitably on the estimation of surface and rootzone soil moisture. The simulation of soil moisture depends on the soil retention characteristics, which are difficult to estimate at a ...
Juby Thomas   +4 more
doaj   +1 more source

Temporal stability of soil moisture and radar backscatter observed by the advanced Synthetic Aperture Radar (ASAR) [PDF]

open access: yes, 2008
The high spatio-temporal variability of soil moisture is the result of atmospheric forcing and redistribution processes related to terrain, soil, and vegetation characteristics.
Annett Bartsch   +32 more
core   +1 more source

The impact of land surface temperature on soil moisture anomaly detection from passive microwave observations [PDF]

open access: yesHydrology and Earth System Sciences, 2011
For several years passive microwave observations have been used to retrieve soil moisture from the Earth's surface. Low frequency observations have the most sensitivity to soil moisture, therefore the current Soil Moisture and Ocean Salinity (SMOS) and ...
R. M. Parinussa   +3 more
doaj   +1 more source

Soil Moisture Variations in Response to Precipitation Across Different Vegetation Types on the Northeastern Qinghai-Tibet Plateau

open access: yesFrontiers in Plant Science, 2022
An understanding of soil moisture conditions is crucial for hydrological modeling and hydrological processes. However, few studies have compared the differences between the dynamics of soil moisture content and soil moisture response to precipitation ...
Licong Dai   +11 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, 2019
Abstract. Profile soil moisture (SM) in mountainous areas are significant in water resources management and ecohydrological studies of downstream arid watersheds. Satellite products are useful in providing spatially distributed SM information, but only have limited penetration depth (e.g. top 5 cm).
J. Tian   +8 more
openaire   +4 more sources

Soil moisture estimation using a multi-angular modified three component polarimetric decomposition [PDF]

open access: yes, 2009
In this paper a modified three component polarimetric decomposition incorporating multi-angular acquisitions is developed to estimate soil moisture under vegetation cover over agricultural areas.
Konstantinos P. Papathanassiou   +8 more
core   +1 more source

Quantitative Estimation of the Effects of Soil Moisture on Temperature Using a Soil Water and Heat Coupling Model

open access: yesAgriculture, 2022
Soil moisture is not only an essential component of the water cycle in terrestrial ecosystems but also a major influencing factor of regional climate.
Ziyuan Zhang   +14 more
doaj   +1 more source

Ensemble Kalman smoother for soil moisture data assimilation

open access: yesShui kexue jinzhan, 2015
To study the influence of soil texture and organic matter on soil moisture assimilation when observation data are rare,we develop a soil moisture assimilation scheme based on ensemble Kalman filter(EnKF) and ensemble Kalman smoother(EnKS).
CHU Nan, HUANG Chunlin, DU Peijun
doaj   +1 more source

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