Water deficit
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Water deficit

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    Water deficit Water deficit Presentation Transcript

    • Carlos Chersia & Nathan Willett
    • Water Deficit: Term used to describe a situation wherethe available water within a region is less than theregions demand.
    • Water Pollution What is it?
    • Drinking Water Water pure enough to be consumed or used with low risk of immediate or long term harm. In most developed countries, the water supplied is “drinking water” only a very small proportion is actually consumed or used in food preparation. Typical uses include washing or landscape irrigation.
    • How many of you think the water going to your houseisn’t “drinking water”?
    • How many of you take showers with that water?
    •  Today, nearly 1 billion people, 1/7 of the world’s population, do not have access to safe drinking water. disease vectors, pathogens or unacceptable levels of toxins. Drinking or using such water in food preparation leads to widespread acute and chronic illnesses and is a major cause of death and misery in many countries.
    • What can be done? http://www.youtube.com/watch?v=rXepkIWPhFQ
    • Bibliography http://www.alhekma.com/challenge2020/global%20i mpact%20of%20water%20deficit.htm http://www.populationpress.org/publication/2002-9- brown.html http://www.extension.umn.edu/distribution/cropsyst ems/components/DC3875c.html http://ipsnews.net/news.asp?idnews=56563