G W. posted an article on
Emeralds and Ash
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Nov 23, 2010, 8:46 pm
The vocabulary word for today is:
Eutrophication: Excessive nutrients in a lake or other body of water, usually caused by runoff of nutrients (animal waste, fertilizers, sewage) from the land, which causes a dense growth of plant life; the decomposition of the plants depletes the supply of oxygen, ...