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Press Release 06-062
Higher Carbon Dioxide, Lack of Nitrogen Limit Plant Growth

Stunted plants may not soak up excess carbon dioxide from the atmosphere

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Scientists study purple lupines and other flowers and grasses in an experimental plot.

Scientists study purple lupines and other flowers and grasses in an experimental plot.

Credit: Jason West, University of Minnesota


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Using field plots, scientists test ecosystem responses to increased carbon dioxide levels.

Using plots in an experimental carbon dioxide-enriched atmosphere, scientists test ecosystem responses.

Credit: David Ellsworth, University of Michigan


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A bench allows scientists to take samples from the center of an experimental plot.

A bench allows scientists to take samples from the center of an experimental plot.

Credit: Jason West, University of Minnesota


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