PerspectiveEcology

Climate Change and Crop Yields: Beyond Cassandra

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Science  30 Jun 2006:
Vol. 312, Issue 5782, pp. 1889-1890
DOI: 10.1126/science.1129913

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Summary

An analysis of recent data from a wide variety of field experiments suggests that previous studies overestimated the positive effects of higher carbon dioxide concentrations on crop yields.