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Correspondence
Nature 436, 174 (14 July 2005) | doi:10.1038/436174b; Published online 13 July 2005
Rising temperatures are likely to reduce crop yields
John R. Porter1
- Department of Agricultural Sciences, The Royal Veterinary and Agricultural University, Hoejbakkegaard Avenue, 2630 Taastrup, Denmark
Your News story about the Royal Society meeting on climate change and food production ("Hikes in surface ozone could suffocate crops" Nature 435, 7; 2005) noted that rising CO2 levels will generally benefit crop growth, as this stimulates photosynthesis in most crop plants. However, the links between climate change and food production are even more complex than your story suggests.
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