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Jianhua Si, Jianming Li, Sujin Lu, Xuejiao Qi, Xiuzhi Zhang, Wenjin Bao, Xiaoyan Zhang, Shipeng Zhou, Cheng Jin, Lijuan Qi, Yue Qi, Xiaojing Zheng, Yanhong Gong and Zhanqing Wang
The impact of climate change on surface runoff and soil moisture in the source region of the Yellow River is analyzed, which will provide a scientific basis for the rational use and protection of water resources in the source area. In this paper, the SWA...
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Gabriel B. Senay, Stefanie Kagone, Gabriel E. L. Parrish, Kul Khand, Olena Boiko and Naga M. Velpuri
We enhanced the agro-hydrologic VegET model to include snow accumulation and melt processes and the separation of runoff into surface runoff and deep drainage. Driven by global weather datasets and parameterized by land surface phenology (LSP), the enhan...
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Francisco Andree Ramírez Casas, Laxmi Sushama and Bernardo Teufel
The development of a computationally efficient machine learning-based framework to understand the underlying causes for biases in climate model simulated fields is presented in this study. The framework consists of a two-step approach, with the first ste...
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Fatemeh Gheybi, Parivash Paridad, Farid Faridani, Ali Farid, Alonso Pizarro, Mauro Fiorentino and Salvatore Manfreda
Monitoring Surface Soil Moisture (SSM) and Root Zone Soil Moisture (RZSM) dynamics at the regional scale is of fundamental importance to many hydrological and ecological studies. This need becomes even more critical in arid and semi-arid regions, where t...
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Mohammad Choker, Nicolas Baghdadi, Mehrez Zribi, Mohammad El Hajj, Simonetta Paloscia, Niko E. C. Verhoest, Hans Lievens and Francesco Mattia
The aim of this paper is to evaluate the most used radar backscattering models (Integral Equation Model ?IEM?, Oh, Dubois, and Advanced Integral Equation Model ?AIEM?) using a wide dataset of SAR (Synthetic Aperture Radar) data and experimental soil meas...
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Mohammad Choker, Nicolas Baghdadi, Mehrez Zribi, Mohammad El Hajj, Simonetta Paloscia, Niko E. C. Verhoest, Hans Lievens, Francesco Mattia
Pág. 1 - 27
The aim of this paper is to evaluate the most used radar backscattering models (Integral Equation Model ?IEM?, Oh, Dubois, and Advanced Integral Equation Model ?AIEM?) using a wide dataset of SAR (Synthetic Aperture Radar) data and experimental soil meas...
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Alfonso F. Torres-Rua, Andres M. Ticlavilca, Roula Bachour, Mac McKee
Pág. 1 - 22
Spatial surface soil moisture can be an important indicator of crop conditions on farmland, but its continuous estimation remains challenging due to coarse spatial and temporal resolution of existing remotely-sensed products. Furthermore, while preceding...
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Alfonso F. Torres-Rua, Andres M. Ticlavilca, Roula Bachour and Mac McKee
Spatial surface soil moisture can be an important indicator of crop conditions on farmland, but its continuous estimation remains challenging due to coarse spatial and temporal resolution of existing remotely-sensed products. Furthermore, while preceding...
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Paul A. Dirmeyer and Holly E. Norton
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Paul A. Dirmeyer and Holly E. Norton
Variability and covariability of land properties (soil, vegetation and subsurface geology) and remotely sensed soil moisture over the southeast and south-central U.S. are assessed. The goal is to determine whether satellite soil moisture memory contains ...
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Richa Ojha, Corrado Corradini, Renato Morbidelli and Rao S. Govindaraju
Spatial heterogeneity in soil properties has been a challenge for providing field-scale estimates of infiltration rates and surface soil moisture content over natural fields. In this study, we develop analytical expressions for effective saturated hydrau...
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Richa Ojha, Corrado Corradini, Renato Morbidelli, Rao S. Govindaraju
Pág. 1 - 17
Spatial heterogeneity in soil properties has been a challenge for providing field-scale estimates of infiltration rates and surface soil moisture content over natural fields. In this study, we develop analytical expressions for effective saturated hydrau...
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Maria Simas Guerreiro, Eunice Maia de Andrade, Marcos Makeison Moreira de Sousa, José Bandeira Brasil, Jacques Carvalho Ribeiro Filho and Helba Araújo de Queiroz Palácio
Non-rainfall water input to surface soil moisture is essential to ecosystems, especially in dry climates, where a water deficit may persist for several months. Quantifying the impact of water gains by soil moisture at night will help to understand vegeta...
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Tomasz Gnatowski, Jan Szatylowicz, Bogumila Pawluskiewicz, Ryszard Oleszczuk, Maria Janicka, Ewa Papierowska and Daniel Szejba
The proper monitoring of soil moisture content is important to understand water-related processes in peatland ecosystems. Time domain reflectometry (TDR) is a popular method used for soil moisture content measurements, the applicability of which is still...
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Dongying Zhang, Wen Zhang, Wei Huang, Zhiming Hong and Lingkui Meng
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Bin Zhu, Xiaoning Song, Pei Leng, Chuan Sun, Ruixin Wang and Xiaoguang Jiang
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Shimelis Asfaw Wakigari and Robert Leconte
Soil moisture is an essential hydrological variable for a suite of hydrological applications. Its spatio-temporal variability can be estimated using satellite remote sensing (e.g., SMOS and SMAP) and in-situ measurements. However, both have their own str...
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Ziyuan Zhang, Xiao Chen, Zhihua Pan, Peiyi Zhao, Jun Zhang, Kang Jiang, Jialin Wang, Guolin Han, Yu Song, Na Huang, Shangqian Ma, Jiale Zhang, Wenjuan Yin, Zhenzhen Zhang and Jingyu Men
Soil moisture is not only an essential component of the water cycle in terrestrial ecosystems but also a major influencing factor of regional climate. In the soil hydrothermal process, soil moisture has a significant regulating effect on surface temperat...
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Ling Zhang, Hao Li and Zhaohui Xue
Soil moisture plays a significant role in surface energy balance and material exchange. Synthetic aperture radar (SAR) provides a promising data source to monitor soil moisture. However, soil surface roughness is a key difficulty in bare soil moisture re...
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Tiantian Xiang,Enrique R. Vivoni,David J. Gochis
Pág. 25 - 45
Land surface conditions including soil moisture and vegetation states are expected to play important roles in the development of the daytime boundary layer and the formation of convective precipitation. For areas with an in-phase seasonality of radiation...
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