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Desertification [English] - YouTube - 0 views

www.youtube.com/watch

Agriculture soil degredation desertification

shared by Timothy Swan on 18 Dec 12 - No Cached

Timothy Swan on 18 Dec 12

A nice introduction to the dangers of soil erosion from the Good Planet Foundation

<div class="cArrow"> </div><div class="cContentInner">A nice introduction to the dangers of soil erosion from the Good Planet Foundation</div>

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Desertification - What the leaders think - YouTube - 0 views

www.youtube.com/watch

Agriculture soil desertification

shared by Timothy Swan on 18 Dec 12 - No Cached

A Food System Under Strain - Graphic - NYTimes.com - 0 views

www.nytimes.com/...harvest.html

New York Times food Green Revolution Agriculture soil

shared by Timothy Swan on 10 Sep 12 - No Cached

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