A dearth of data on water resources is holding up improved management practices.
Colin Chartres. International Water Management Institute
If current trends continue, global annual water usage is set to increase by more than 2 trillion cubic metres by 2030, rising to 6.9 trillion cubic metres: 40% more than can be provided by available water supplies.
Without immediate action to improve the monitoring and management of existing water resources, and in particular to reform water use in agriculture, the world will face a water crisis.
But researchers at the International Water Management Institute (IWMI) in Battaramulla, Sri Lanka, have come up with plan for averting disaster1. Nature asked Colin Chartres, director of the IWMI and a co-author of the plan, how to avoid running out of water. Read more
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