Results 21 to 30 of about 143,003 (269)

First attempt of global-scale assimilation of subdaily scale soil moisture estimates from CYGNSS and SMAP into a land surface model

open access: yesEnvironmental Research Letters, 2021
Soil moisture performs a key function in the hydrologic process and understanding the global-scale water cycle. However, estimations of soil moisture taken from current sun-synchronous orbit satellites are limited in that they are neither spatially nor ...
Hyunglok Kim   +3 more
doaj   +1 more source

Aplikasi Pengontrolan Kelembaban Tanah pada Smart Garden Menggunakan Sensor Soil Moisture

open access: yesJurnal Teknik, 2019
The problem of stabilizing soil moisture can be addressed by designing a soil moisture control application that serves to provide information on soil moisture conditions within a certain time period in the form of an order to water and stop watering. The
Faridah Faridah
doaj   +1 more source

Spatially and Temporally Complete Satellite Soil Moisture Data Based on a Data Assimilation Method

open access: yesRemote Sensing, 2016
Multiple soil moisture products have been generated from data acquired by satellite. However, these satellite soil moisture products are not spatially or temporally complete, primarily due to track changes, radio-frequency interference, dense vegetation,
Zhiqiang Xiao   +4 more
doaj   +1 more source

Spatial and temporal variability of soil electrical conductivity related to soil moisture

open access: yesScientia Agricola, 2013
Soil electrical conductivity (ECa) is a soil quality indicator associated to attributes interesting to site-specific soil management such as soil moisture and texture.
JosĂ© Paulo Molin   +1 more
doaj   +1 more source

Multiscale soil moisture estimates using static and roving cosmic-ray soil moisture sensors [PDF]

open access: yesHydrology and Earth System Sciences, 2017
Soil moisture plays a critical role in land surface processes and as such there has been a recent increase in the number and resolution of satellite soil moisture observations and the development of land surface process models with ever increasing ...
D. McJannet   +4 more
doaj   +1 more source

Estimating soil moisture conditions for drought monitoring with random forests and a simple soil moisture accounting scheme [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2022
Soil moisture is a key variable for drought monitoring, but soil moisture measurements networks are very scarce. Land-surface models can provide a valuable alternative for simulating soil moisture dynamics, but only a few countries have such modelling ...
Y. Tramblay, P. Quintana SeguĂ­
doaj   +1 more source

The Spatiotemporal Response of Soil Moisture to Precipitation and Temperature Changes in an Arid Region, China

open access: yesRemote Sensing, 2018
Soil moisture plays a crucial role in the hydrological cycle and climate system. The reliable estimation of soil moisture in space and time is important to monitor and even predict hydrological and meteorological disasters.
Yunqian Wang   +4 more
doaj   +1 more source

Satellite Imagery-Based SERVES Soil Moisture for the Analysis of Soil Moisture Initialization Input Scale Effects on Physics-Based Distributed Watershed Hydrologic Modelling

open access: yesRemote Sensing, 2020
Data acquisition and an efficient processing method for hydrological model initialization, such as soil moisture and parameter value identification are critical for a physics-based distributed watershed modelling of flood and flood related disasters such
Nawa Raj Pradhan   +2 more
doaj   +1 more source

Improving Soil Moisture Estimation via Assimilation of Remote Sensing Product into the DSSAT Crop Model and Its Effect on Agricultural Drought Monitoring

open access: yesRemote Sensing, 2022
Accurate knowledge of soil moisture is crucial for agricultural drought monitoring. Data assimilation has proven to be a promising technique for improving soil moisture estimation, and various studies have been conducted on soil moisture data ...
Hongkui Zhou   +5 more
doaj   +1 more source

Estimating Regional Scale Hydroclimatic Risk Conditions from the Soil Moisture Active-Passive (SMAP) Satellite

open access: yesGeosciences, 2018
Satellite soil moisture is a critical variable for identifying susceptibility to hydroclimatic risks such as drought, dryness, and excess moisture. Satellite soil moisture data from the Soil Moisture Active/Passive (SMAP) mission was used to evaluate the
Catherine Champagne   +3 more
doaj   +1 more source

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