scholarly journals US Flood risk management in changing times

Water Policy ◽  
2021 ◽  
Vol 23 (S1) ◽  
pp. 202-215
Author(s):  
Gregory B. Baecher ◽  
Gerald E. Galloway

Abstract The traditional regulatory and policy approach to flood risk in the US has been the optimization of benefits and costs, broadly mandated by federal policy. However, optimization may not be the best approach to flood risk management in light of the deep uncertainties we now face. A more incremental approach using a satisficing strategy may be. Flood risk is a function of the hydrologic factors that produce a hazard and the consequences of the hazard interfacing with the people and property exposed. Regretfully, both hydrologists and climatologists seem unable to provide the clairvoyant guidance needed by the water community facing major decisions on flood risk management in the coming years. As the seminal ‘Red Book’ noted, two things have become second nature to policy analysts and risk managers: absolute safety is unachievable, and it is necessary to distinguish between science and policy. The forcing elements and largest unknowns in determining risk rest with understanding the hydrologic factors involved in shaping the hazard.

2021 ◽  
Author(s):  
Adam Howard ◽  
Jang Pak ◽  
David May ◽  
Stanford Gibson ◽  
Chris Haring ◽  
...  

Calculating scour potential in a stream or river is as much a geomorphological art as it is an exact science. The complexity of stream hydraulics and heterogeneity of river-bed materials makes scour predictions in natural channels uncertain. Uncertain scour depths near high-hazard flood-risk zones and flood-risk management structures lead to over-designed projects and difficult flood-risk management decisions. This Regional Sediment Management technical report presents an approach for estimating scour by providing a decision framework that future practitioners can use to compute scour potential within a riverine environment. This methodology was developed through a partnership with the US Army Engineer Research and Development Center, Hydrologic Engineering Center, and St. Paul District in support of the Lower American River Contract 3 project in Sacramento, CA.


Author(s):  
Ndagana Iyami Hadiza ◽  

Flood risk management functions to reduce socio-economic and human resources associated with disasters. This study investigates flood risk administration for the socio-demographic progress of the Loko Community in the Song local government area in Adamawa State, Nigeria. The study’s objective was to evaluate the compliance levels to flood risk management practices, challenges and interventions adopted to address the concerns. The study utilized a case study research design while targeting a population of 4,200 inhabitants comprising, 800 households, 20 NEMA staff and 40 ADSEMA staff. The findings indicated that floods significantly affects the socio-economic condition and livelihoods of the people. Moreover, the study found that institutional, cultural, and demographic factors limited compliance to FRM practices, necessitating the adoption of appropriate interventions. Therefore, it is necessary because homes far from flood-prone areas will mitigate the adverse flood effects. Similarly, the Ministry of Agriculture and Cooperatives through the Extension Services should incentivize the communities through funding to increase the area cultivated on the upland to enhance the food security at the household level. There should be increased support programmes for the affected, and viable farmers prioritized for the support programmes. The study concludes that there is a need to develop better and appropriate measures to prepare and mitigate the effects of floods. Socio-economic problems such as poverty, livelihood profile, cultural views, the position of weaker social groups, and the rights of minorities and ethnic groups must be addressed urgently.


Author(s):  
A Steinführer ◽  
C Kuhlicke ◽  
B De Marchi ◽  
A Scolobig ◽  
S Tapsell ◽  
...  

2016 ◽  
Vol 7 ◽  
pp. 20006 ◽  
Author(s):  
Anna Serra-Llobet ◽  
Esther Conrad ◽  
Kathleen Schaefer

2020 ◽  
Vol 5 (13) ◽  
pp. 285-290
Author(s):  
Nurul Ashikin Mabahwi ◽  
Hitoshi Nakamura

Objectives of this study is to identify the real issues and challenges of flood related agencies in Malaysia. By using qualitative thematic analysis, this study found that limited authorities, lack of enforcement power, lack of cooperation among agencies, lack of man-power and assets for logistics, insufficient funding for flood risk management and communication problems are the issues faced by the flood-related agencies. The government needs to solve the issues and challenges in order to strengthen the flood-related agencies capacities.Keywords: flood risk management; flood-related agencies; issues; authorityeISSN: 2398-4287 © 2020. The Authors. Published for AMER ABRA cE-Bs by e-International Publishing House, Ltd., UK. This is an open access article under the CC BYNC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/). Peer–review under responsibility of AMER (Association of Malaysian Environment-Behaviour Researchers), ABRA (Association of Behavioural Researchers on Asians) and cE-Bs (Centre for Environment-Behaviour Studies), Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA, Malaysia.DOI: https://doi.org/10.21834/e-bpj.v5i13.2069


2007 ◽  
Vol 56 (4) ◽  
pp. 87-95 ◽  
Author(s):  
A. Winterscheid

It is now commonly accepted that the management of flood risks has to be fulfilled within an integrated framework. About two decades ago flood risk was managed from a limited perspective predominantly by means of structural measures aimed at flood control. In contrast integrated flood risk management incorporates the complete management cycle consisting of the phases prevention, protection and preparedness. In theory it is a well described concept. In the stage of implementation, however, there is often a lack of support although a consistent policy framework exists. Consequently, the degree of implementation must be rated as inadequate in many cases. In particular this refers to the elements which focus on preparedness and prevention. The study to which this paper refers emphasises the means and potentials of scenario technique to foster the implementation of potentially appropriate measures and new societal arrangements when applied in the framework of integrated flood risk management. A literature review is carried out to reveal the state-of-the-art and the specific problem framework within which scenario technique is generally being applied. Subsequently, it is demonstrated that scenario technique is transferable to a policy making process in flood risk management that is integrated, sustainable and interactive. The study concludes with a recommendation for three applications in which the implementation of measures of flood damage prevention and preparedness is supported by scenario technique.


2021 ◽  
Vol 12 ◽  
pp. 100084
Author(s):  
Frans Klijn ◽  
Marcel Marchand ◽  
Karen Meijer ◽  
Herman van der Most ◽  
Dana Stuparu

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