Getting the dirt on carbon
The circle of life continues thanks to the carbon cycle
By Susan Gaidos, 00:00 AM March 3, 2009
As part of the carbon cycle, leaves decompose and the carbon in their bodies is broken down and recycled. Some of it is released into the air as carbon dioxide, or CO2. The rest moves into the soil.
Each year, spring comes, plants bloom and the trees leaf out in their full green glory. Come fall, while diving into piles of fallen leaves, you may think the life cycle of the leaf has come to an end.
But that’s not so. Once a leaf hits the dirt, a new cycle begins. Al...
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