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Water - Back to the Source

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by

Michael Krochmalnek

on 28 April 2010

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Transcript of Water - Back to the Source

Back to the Source Where does your water come from? The faucet is only
its final stop. Depending on where you are in the world,
your supply may be drawn from groundwater, surface
water such as lakes, rivers, and reservoirs, or desalinated
seawater. Getting the water to you can be difficult. Century-old
pipes in many Western cities mean that more than 10 percent
of water is often lost to leakage. But in developing nations, better
ways of delivering water seem to be on the rise. According to a
2008 WHO-UNICEF report, "improved water sources"-meaning those
protected from some forms of contamination by pipes and other
methods-now serve some 87 percent of the planet's population,
1.6 billion more people than in 1990
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