Monday, January 4, 2010

Inexpensive Way to Clean up Contaminated Areas of Land - by Planting Trees

Argonne National Laboratory in Chicago has what it claims is a new, inexpensive way to clean up contaminated areas of land - by planting trees. Specialists have developed a tree with roots that grow straight down, to absorb polluted water and release it into the air.

Save Money, Build Your Own Solar Panels


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