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woensdag 3 september 2003 |
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Study: Saving Trees Saves Water. Big cities can conserve both money and water by protecting forests, a new study shows. Forests reduce erosion, filter pollutants and store water -- and they do so more cost-effectively than water treatment plants. [Wired News] |
2:04:39 PM  |
© Copyright 2003 Roel Smelt.
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