This autumn, the world's human population will pass seven billion. Researchers are trying to identify the geographic hotspots where people and climate change are on a collision course.
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30 September 2011
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Smith, K. We are seven billion. Nature Clim Change 1, 331–335 (2011). https://doi.org/10.1038/nclimate1235
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DOI: https://doi.org/10.1038/nclimate1235
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