An extremely interesting article about the future of water available to nature and humans.
"About 80% of the world's population lives in areas where the fresh water supply is not secure, according to a new global analysis.
Researchers compiled a composite index of "water threats" that includes issues such as scarcity and pollution.
The most severe threat category encompasses 3.4 billion people.
Writing in the journal Nature, they say that in western countries, conserving water for people through reservoirs and dams works for people, but not nature.
They urge developing countries not to follow the same path.
"What we're able to outline is a planet-wide pattern of threat”
Charles Vorosmarty, City College of New York.
Instead, they say governments should work to invest in water management strategies that combine infrastructure with "natural" options such as safeguarding watersheds, wetlands and flood plains.
for more on the story go to BBC Environment
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