Results 11 to 20 of about 13,836,472 (90)

Extending flood forecasting lead time in a large watershed by coupling WRF QPF with a distributed hydrological model [PDF]

open access: yesHydrology and Earth System Sciences, 2017
Long lead time flood forecasting is very important for large watershed flood mitigation as it provides more time for flood warning and emergency responses.
J. Li   +5 more
doaj   +1 more source

Flood modeling of Sungai Pinang Watershed under the impact of urbanization

open access: yesTropical Cyclone Research and Review, 2021
Urbanization has been a worldwide development trend, which regulates river courses, impervious surfaces and drainage systems. Urbanization causes hydrological effects, including increased runoff volumes, peak discharges and flow concentrations.
Sazali Osman   +4 more
doaj   +1 more source

Large-watershed flood forecasting with high-resolution distributed hydrological model [PDF]

open access: yesHydrology and Earth System Sciences, 2017
A distributed hydrological model has been successfully used in small-watershed flood forecasting, but there are still challenges for the application in a large watershed, one of them being the model's spatial resolution effect.
Y. Chen, J. Li, H. Wang, J. Qin, L. Dong
doaj   +1 more source

Impact of urbanization on flood of Shigu creek in Dongguan city [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2018
Shigu creek is a highly urbanized small watershed in Dongguan City. Due to rapid urbanization, quick flood response has been observed, which posted great threat to the flood security of Dongguan City.
L. Pan, Y. Chen, T. Zhang
doaj   +1 more source

Predicting floods in a large karst river basin by coupling PERSIANN-CCS QPEs with a physically based distributed hydrological model [PDF]

open access: yesHydrology and Earth System Sciences, 2019
In general, there are no long-term meteorological or hydrological data available for karst river basins. The lack of rainfall data is a great challenge that hinders the development of hydrological models. Quantitative precipitation estimates (QPEs) based
J. Li   +7 more
doaj   +1 more source

Study of Beijiang catchment flash-flood forecasting model [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
Beijiang catchment is a small catchment in southern China locating in the centre of the storm areas of the Pearl River Basin. Flash flooding in Beijiang catchment is a frequently observed disaster that caused direct damages to human beings and their ...
Y. Chen, J. Li, S. Huang, Y. Dong
doaj   +1 more source

Hydrological evaluation of hourly merged satellite–station precipitation product in the mountainous basin of China using a distributed hydrological model

open access: yesMeteorological Applications, Volume 27, Issue 2, March/April 2020., 2020
Map of the Danjiangkou basin (upstream of the Danjiangkou reservoir), central China, showing the terrain, rivers, and locations of the hydrological stations and rain gauges. Abstract Over the past two decades, various satellite‐based precipitation products have been released to provide uninterrupted time‐series precipitation with quasi‐global coverage.
Dehua Zhu   +3 more
wiley   +1 more source

Effect of intensive epilimnetic withdrawal on phytoplankton community in a (sub)tropical deep reservoir

open access: yesJournal of Limnology, 2013
Withdrawal is an important process in reservoir hydrodynamics, removing phytoplankton with flushed water. Zooplankton,the grazers of phytoplankton, having longer generation times, are even more susceptible than phytoplankton to flushing loss.
Man Zhang   +5 more
doaj   +1 more source

A Study of the Effect of DEM Spatial Resolution on Flood Simulation in Distributed Hydrological Modeling

open access: yesRemote Sensing
Watershed hydrological modeling methods are currently the predominant approach for flood forecasting. Digital elevation model (DEM) data, a critical input variable, significantly influence the accuracy of flood simulations, primarily due to their ...
Hengkang Zhu, Yangbo Chen
doaj   +1 more source

Shifts in phytoplankton communities in inland waterways: Insights from the Beijing–Hangzhou Grand Canal, China

open access: yesRiver, Volume 4, Issue 1, Page 36-43, February 2025.
Abstract Phytoplankton play a crucial role in maintaining the health of river ecosystems, and their communities are closely linked to river hydrodynamics. In inland waterways, disturbances generated by ship propellers alter flow dynamics and may affect phytoplankton communities.
Xueru Mao   +5 more
wiley   +1 more source

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