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Published online 29 May 2003 | Nature | doi:10.1038/news030527-6
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Cities and fields make the world seem warmer
Impact of land use on climate change has been underestimated.
Cities and agriculture make global warming difficult to assess, warns a new report.
Eugenia Kalnay and Ming Cai of the University of Maryland in College Park have found evidence that rising temperatures in the United States - about 0.
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