Results 21 to 30 of about 459,045 (213)

Estimating the design flood under the influence of check dams by removing nonstationarity from the flood peak discharge series

open access: yesHydrology Research, 2020
The construction of check dams in northwestern China has resulted in nonstationary changes in flood peak discharge series; the stationary assumption of the conventional hydrological frequency analysis is no longer satisfied.
Shi Li   +5 more
doaj   +1 more source

Paradigm Shifts on Flood Risk Management in Japan: Detecting Triggers of Design Flood Revisions in the Modern Era

open access: yesWater Resources Research, 2018
Flood risk management (FRM) has repeatedly evolved through paradigm shifts in human history. In modern FRM, a design flood, which reflects the protection standard or safety level of the FRM, is one of the most important elements. It has been historically
Shinichiro Nakamura, Taikan Oki
doaj   +1 more source

The role of insurance in reducing direct risk: the case of flood insurance [PDF]

open access: yes, 2014
The provision of flood insurance is a patchwork, with countries showing varying degrees of penetration, coverage types, demand levels, and design structures.
Surminski, Swenja
core   +1 more source

Beyond Simple Trend Tests: Detecting Significant Changes in Design‐Flood Quantiles

open access: yesGeophysical Research Letters, 2023
Changes in annual maximum flood (AMF), which are usually detected using simple trend tests (e.g., Mann‐Kendall test (MKT)), are expected to change design‐flood estimates.
C. Awasthi   +3 more
doaj   +1 more source

Nutrient Management for Higher Productivity of Swarna Sub1 Under Flash Floods Areas [PDF]

open access: yes, 2020
Two field experiments were conducted at Regional Agricultural Research Station, Tarahara, Nepal during 2012 and 2013 to determine the effect of agronomic management on growth and yield of Swarna Sub1 under flash floods.
Chaudhary, B. (Bedanand)   +5 more
core  

Continental Scale Regional Flood Frequency Analysis: Combining Enhanced Datasets and a Bayesian Framework

open access: yesHydrology
Flood frequency analysis at large scales, essential for the development of flood risk maps, is hindered by the scarcity of gauge flow data. Suitable methods are thus required to predict flooding in ungauged basins, a notoriously complex problem in ...
Duy Anh Alexandre   +2 more
doaj   +1 more source

Multivariate hydrologic design methods under nonstationary conditions and application to engineering practice [PDF]

open access: yesHydrology and Earth System Sciences, 2019
Multivariate hydrologic design under stationary conditions is traditionally performed through the use of the design criterion of the return period, which is theoretically equal to the average inter-arrival time of flood events divided by the exceedance ...
C. Jiang   +5 more
doaj   +1 more source

Flood risk modeling of urbanized estuarine areas under uncertainty: a case study for Whitesands, UK [PDF]

open access: yes, 2015
Aims: The impacts of catastrophic flooding have steadily increased over the last few decades. This work investigated the effectiveness of flood modeling, with low dimensionality models along with a wealth of soft (qualitative) and hard (quantitative ...
Koursari, Eftychia   +2 more
core   +1 more source

An insight into flood frequency for design floods [PDF]

open access: yesWIT Transactions on Ecology and the Environment, 2008
The maximum annual flood (MAF) series of peak flows have been commonly used in the literature to estimate the parameters of a statistical model in order to estimate design floods for the proper protection and management of flows during extreme events. The use of maximum annual flows restricts the size of the available sample to the number of available ...
openaire   +1 more source

Seasonal Design Floods Estimated by Stationary and Nonstationary Flood Frequency Analysis Methods for Three Gorges Reservoir

open access: yesHydrology
Seasonal design floods and operational water levels are critical for high-efficient water resource utilization. In this study, statistical and rational analyses methods were applied to divide the flood season based on seasonal rainfall patterns. The Mann–
Bokai Sun   +4 more
doaj   +1 more source

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