نتایج جستجو برای: satellite precipitation products spps

تعداد نتایج: 421522  

Journal: :Science of The Total Environment 2021

Soil erosion has become one of the most serious environmental problems worldwide, and rainfall is considered a crucial factor in water erosion. Rainfall erosivity defined as ability precipitation to trigger soil The accurate assessment essential before taking appropriate measures stop or slow down In this study, we calculated China using Xie model two satellite-based products (SPPs). Gauge-base...

Extended abstract 1- Introduction     In order to calculate the erosive power of rainfall, high-resolution precipitation data are necessary for rainfall erosion evaluation. However, collecting the required data on kinetic energy of the rainfall particles and precipitation rates with short-term temporal resolution is a time-intensive task, particularly in developing countries, and the collecte...

Journal: :Remote Sensing 2015
Justine Ringard Melanie Becker Frédérique Seyler Laurent Linguet

Satellite precipitation products are a means of estimating rainfall, particularly in areas that are sparsely equipped with rain gauges. The Guiana Shield is a region vulnerable to high water episodes. Flood risk is enhanced by the concentration of population living along the main rivers. A good understanding of the regional hydro-climatic regime, as well as an accurate estimation of precipitati...

Journal: :Remote Sensing 2017
Xiaoduo Pan Xin Li Guodong Cheng Yang Hong

Individually, ground-based, in situ observations, remote sensing, and regional climate modeling cannot provide the high-quality precipitation data required for hydrological prediction, especially over complex terrains. Data assimilation techniques can be used to bridge the gap between observations and models by assimilating ground observations and remote sensing products into models to improve ...

Journal: :Remote Sensing 2013
Nir Y. Krakauer Soni M. Pradhanang Tarendra Lakhankar Ajay K. Jha

Precipitation in mountain regions is often highly variable and poorly observed, limiting abilities to manage water resource challenges. Here, we evaluate remote sensing and ground station-based gridded precipitation products over Nepal against weather station precipitation observations on a monthly timescale. We find that the Tropical Rainfall Measuring Mission (TRMM) 3B-43 precipitation produc...

Journal: :Remote Sensing 2015
Adam Milewski Racha Elkadiri Michael Durham

TRMM Multi-satellite Precipitation Analysis (TMPA) satellite precipitation products have been utilized to quantify, forecast, or understand precipitation patterns, climate change, hydrologic models, and drought in numerous scientific investigations. The TMPA products recently went through a series of algorithm developments to enhance the accuracy and reliability of high-quality precipitation me...

2008
TIANJUN ZHOU RUCONG YU HAOMING CHEN AIGUO DAI YANG PAN

Hourly or 3-hourly precipitation data from Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks (PERSIANN) and Tropical Rainfall Measuring Mission (TRMM) 3B42 satellite products and rain gauge records are used to characterize East Asian summer monsoon rainfall, including spatial patterns in June–August (JJA) mean precipitation amount, frequency, and intensi...

2014
Sadiq Ibrahim Khan Yang Hong Jonathan J. Gourley Muhammad Umar Khan Khattak Bin Yong Humberto J. Vergara

Multi-sensor precipitation datasets including two products from the Tropical Rainfall Measuring Mission (TRMM) Multi-satellite Precipitation Analysis (TMPA) and estimates from Climate Prediction Center Morphing Technique (CMORPH) product were quantitatively evaluated to study the monsoon variability over Pakistan. Several statistical and graphical techniques are applied to illustrate the noncon...

2017
Jörg Burdanowitz Christian Klepp Jochem Marotzke Clotilde Dubois Katsumasa Tanaka Stephan Bakan

The high spatial and temporal variability of precipitation poses a substantial challenge to its global monitoring, particularly over the global oceans. The insufficient coverage of surface-based measurements adds to this problem. These data-sparse areas profit from passive microwave (PMW) satellite sensors, which essentially contribute to the estimation of global long-term precipitation estimat...

Journal: :Remote Sensing 2016
Yixin Wen Ali Behrangi Bjorn Lambrigtsen Pierre-Emmanuel Kirstetter

Snow contributes to regional and global water budgets, and is of critical importance to water resources management and our society. Along with advancement in remote sensing tools and techniques to retrieve snowfall, verification and refinement of these estimates need to be performed using ground-validation datasets. A comprehensive evaluation of the Multi-Radar/Multi-Sensor (MRMS) snowfall prod...

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