- Table of contents
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Toward a world of thirst ?
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Foreword
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Executive summary
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Water and population
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State of the world’s water
Chapter 1
Chapter 2
Freshwater resources
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Storage, distribution and circulation
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Water use and management
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A scarce and competitive resource
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Water management in urban area
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River’s fragmentation
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Pollution
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Biodiversity in freshwater
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Water and political conflicts
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Water and health
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Pricing water
Chapter 3
Coastal and marine water
Chapter 4
Water and climate change
Home page > Vital Water Graphics > Freshwater resources > A scarce and competitive resource > Global waterstress and scarcity
Global waterstress and scarcity
Water scarcity occurs when the amount of water withdrawn from lakes, rivers or groundwater is so great that water supplies are no longer adequate to satisfy all human or ecosystem requirements, resulting in increased competition between water users and other demands.
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