Filed under : Scitizen >> Earth & Environment >> Climate Change >> Increase CO2 Levels Could Alter Rangelands
Increase CO2 Levels Could Alter Rangelands
31 Aug, 2007 03:41 pm
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Reduce text sizeJack Morgan reports in this week issue of the Proceedings of the National Academy of Sciences that wide-open rangelands may become less common as shrubby plants prosper. He answers Scitizen's questions.
In what way may CO2 levels contribute to landscape alteration?
How did you come to that conclusion?
What are the consequences of the replacement of rangelands with shrublands?
Interview by Clementine Fullias
Jack Morgan is a plant physiologist at the United States Department of Agriculture
Reference:
Morgan A. J., et al, Carbon dioxide enrichment alters plant community structure and accelerates shrub growth in the shortgrass steppe, PNAS, August 2007
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