نتایج جستجو برای: flood mitigation dams

تعداد نتایج: 62330  

Journal: :Hydrological Processes 2023

Abstract Despite calls for large‐scale afforestation to alleviate flooding, the effectiveness of such action remains unclear. Simulations with SHETRAN hydrological model are therefore carried out 335‐km 2 Irthing catchment and its 1‐10‐km headwater catchments in northwest England determine: (a) whether forests can reduce flood peak discharges a large catchment; (b) proportion that requires be e...

Journal: :مرتع و آبخیزداری 0
فرشاد سلیمانی ساردو مربی دانشکدة منابع طبیعی دانشگاه جیرفت علی سلاجقه استاد دانشکدة منابع طبیعی دانشگاه تهران مهدیه سنجری دانشجوی دکتری بیابان زدایی دانشکدة منابع طبیعی دانشگاه تهران علی آذره دانشجوی دکتری بیابان زدایی دانشکدة منابع طبیعی دانشگاه تهران

nowadays, designing hydraulic structures for flood damage mitigation has a significant importance in water engineering. one of the necessary parameters for the design of flood control measures is the probable maximum 24-hour precipitation in a 1000-year return period. this research was done using jiroft halilrud watershed data to evaluate hershfild methods. firstly, the maximum annual precipita...

2004
H. Apel A. H. Thieken

Flood disaster mitigation strategies should be based on a comprehensive assessment of the flood risk combined with a thorough investigation of the uncertainties associated with the risk assessment procedure. Within the “German Research Network of Natural Disasters” (DFNK) the working group “Flood Risk Analysis” investigated the flood process chain from precipitation, runoff generation and conce...

2004
Heiko Apel Annegret H. Thieken Bruno Merz Günter Blöschl

Flood disaster mitigation strategies should be based on a comprehensive assessment of the flood risk combined with a thorough investigation of the uncertainties associated with the risk assessment procedure. Within the ‘German Research Network of Natural Disasters’ (DFNK) the working group ‘Flood Risk Analysis’ investigated the flood process chain from precipitation, runoff generation and conce...

Journal: :Journal of numerical methods in civil engineering 2022

2008
Keith L. Compton

This report provides a case study examining flood risks in the city of Vienna. The purpose is to illustrate an interdisciplinary approach to flood risk analysis, combining hydrological flood risk assessment and simulation modeling with the finances of flood risk management. Three scenarios were preliminarily identified for analysis: catastrophic flooding on a major European river (the Danube) t...

Journal: :ISPRS Int. J. Geo-Information 2015
Brenden Jongman Jurjen Wagemaker Beatriz Revilla Romero Erin Coughlan de Perez

Humanitarian organizations have a crucial role in response and relief efforts after floods. The effectiveness of disaster response is contingent on accurate and timely information regarding the location, timing and impacts of the event. Here we show how two near-real-time data sources, satellite observations of water coverage and flood-related social media activity from Twitter, can be used to ...

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