Read at : Google Alert – desertification
http://news.mongabay.com/2011/0320-hance_water_forests.html
Want water? save forests
Jeremy Hance
mongabay.com
March 21, 2011
The UN-backed Collaborative Partnership on Forests (CPF) is urging nations to conserve their forests in a bid to mitigate rising water scarcity problems.
“[Forests] reduce the effects of floods, prevent soil erosion, regulate the water table and assure a high-quality water supply for people, industry and agriculture,” said the Forestry Department Assistant Director General, Eduardo Rojas-Briales, with the UN Food and Agriculture Organization (FAO). “Forests are part of the natural infrastructure of any country and are essential to the water cycle.”
In addition, forests reduce the impact of droughts, while preventing desertification and salinization, while loss of tropical rainforests has been shown to decrease local rainfall. In addition, cutting-edge research has even established a link between forest cover and winds delivering rainfall, one that remains quite controversial.
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DESERTIFICATION 