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Abstract
Atmospheric carbon dioxide (CO
2) has increased dramatically since the beginning of the Industrial Revolution as a result of human activities (Keeling and others 1995, Houghton and others 2001). The primary cause of CO
2 increases are worldwide fossil fuel burning, biomass burning, and cement manufacturing. These activities are, in turn, tied to the expanding world population and a rising demand for energy. If the stead increase of CO
2 continues, there may be profound effects on the environment and the world economy from a "greenhouse effect" that has led to global warming of the atmosphere (Houghton and others 2001).
Citation
Coleman, Mark D.; Isebrands, J.G.; Tolsted, David N.; Tolbert, Virginia R. 2004. Comparing soil carbon of short rotation poplar plantations with agricultural crops and woodlots in north central United States. Environmental Management 33(1): S299-S308