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Mitigating Droughts and Floods in Agriculture

Mitigating Droughts and Floods in Agriculture

(2016)

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Book Details

Abstract

Climate change is expected to increase the frequency and magnitude of extreme weather events, notably of droughts and floods to which the agriculture sector is particularly exposed. While agricultural productivity growth and policy development have allowed to better cope with these risks and reduce overall impacts on the sector and commodity markets, there is substantial room to improve policy responses and co-ordinate across policy domains, including with respect to water rights and allocation, weather and hydrological information, innovation and education, and insurance and compensation schemes. Indeed, drought and flood risks are likely to become a major policy concern as increasing population will increase the demand for food, feed, fibre, and energy, not to mention the competition for water resources, and urbanisation will increase the demand for flood protection and mitigation, raising the issue of the allocation of flood risks across sectors and areas.

Table of Contents

Section Title Page Action Price
Cover Cover
Table of contents 5
Executive summary 7
Chapter 1: Characterising and measuring droughts and floods 9
1.1. The meteorological, hydrological and socio-economic dimensions of drought and flood events 10
1.2. Assessing and characterising drought and flood risks 12
1.3. Assessing the costs of droughts and floods to agriculture and other sectors 14
Notes 17
References 18
Annex 1.A1. Statistical theory of extreme values 20
Chapter 2: The economics of droughts and floods in agriculture 21
2.1. The economics of risks in agriculture 22
2.2. Market failures related to water-related risks 23
2.3. Droughts and floods: Catastrophic risks and incomplete insurance markets 25
Risk layering 25
Dilemmas between ex ante and ex post efficiency 27
Climate change 30
Increasing competition for water and land resources 31
2.4. Market failures, vulnerability and resilience to droughts and floods 28
2.5. Policy and market drivers affecting vulnerability of agriculture to droughts and floods 29
Notes 31
References 33
Chapter 3: Policy approaches for the sustainable management of droughts and floods in agriculture 35
3.1. Water risk mitigation policies: Droughts 36
Reducing structural water stress through supply and demand water policies 36
Water shortage management plans 43
3.2. Water risk mitigation policies: Floods 48
Agriculture, green infrastructures and flood risk mitigation 48
Flood crisis management and water storage on agricultural land areas 50
Which policy tools to foster the role of agriculture in flood risk mitigation? 52
3.3. Compensation and insurance policies against droughts and floods 53
From ad hoc to ex ante risk management approaches 54
Opportunities to complete missing insurance markets against droughts and floods 56
3.4. Comparing policy approaches to droughts and floods in agriculture in Australia, Canada, France, Spain, and United Kingdom 57
Drought policies: The benefits of market-based approaches 57
Flood policies: Putting agricultural land on board can increase the cost-efficiency of flood risk mitigation 59
Notes 60
References 61
Annex 3.A1. Drought and flood prevention policies in OECD countries 65
Annex 3.A2. Synoptic tables of the main characteristics of policy approaches to droughts and floods in agriculture: Australia, Canada, France, Spain and the United Kingdom 67
ORGANISATION FOR ECONOMIC CO-OPERATION AND DEVELOPMENT 72