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Water wars: How to avoid conflict over our most precious resource

Climate change is altering weather patterns, endangering the water supply of over half of humanity. New thinking is required to avoid things boiling over
glass of water
Global water demand is projected to rise by 20 to 30 per cent t by 2050
Peter Cade/Getty

鈥淚S THIS the beginning of the water wars?鈥 It is a question 快猫短视频 asked back in 2008, as drought forced the authorities in Barcelona to consider importing drinking water from over the border in France.

It seems a little hyperbolic now. But a decade ago, it was a common theme that the next big conflict would be over water. Today such talk has all but disappeared from public debate, subsumed into wider concerns about climate change.

The two issues are, of course, inseparable. Global warming is altering weather patterns, prolonging periods of drought in some places, while making rainfall more intense and unpredictable in others. To see the future, look to Australia: while experiences a prolonged drought, in February parts of northern Queensland conditions with 1.4 metres of rain in just two weeks.

It is a slippery slope from water stress to water conflict. More than 4 billion people 鈥 half of humanity 鈥 scarcity for at least one month a year. The Water Conflict Chronology, published by the Pacific Institute in Oakland, California, of conflict over water since 2010.

With global water demand projected to rise by 20 to 30 per cent by 2050, new flashpoints will emerge. A by researchers at the European Commission鈥檚 Joint Research Centre identified five major regions of concern: the river systems of the Nile, Ganges-Brahmaputra, Indus, Tigris-Euphrates and Colorado.

Ensuring everyone has access to clean, safe and reliable drinking water is in all our interests, as is carefully managing this most precious of resources, wherever we live in the world. Big, forward-thinking solutions such as technology that can draw drinking water from the air can be part of the solution (see 鈥How to suck water from desert air and quench the planet鈥檚 thirst鈥). Researcher Omar Baghi鈥檚 drive came from personal experience of water shortage as a child.

We must do all we can to ensure future generations don鈥檛 go to war over water.

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