"If you want one year of prosperity, plant corn.
If you want ten years of prosperity, plant trees.
If you want one hundred years of prosperity, educate people."
Over a 50-year lifetime, a tree generates $31,250 worth of oxygen, provides $62,000 worth of air pollution control, recycles $37,500 worth of water, and controls $31,250 worth of soil erosion. (USDA Forest Service Pamphlet #R1-92-100)
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February 29, 2012
A group of students entered a Green Cup Challenge in the US and won with this cool rap video? Think it would fly at your school?
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