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Polar bear numbers set to fall

Climate-change icon gains 'threatened' status from United States.

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References

  1. Regehr, E. V., Lunn, N. J., Amstrup, S. C. & Stirling, I. J. Wildl. Mgmt 71, 2673–2683 (2007).

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  2. Obbard, M. E. et al. Temporal Trends in the Body Condition of Southern Hudson Bay Polar Bears Climate Change Research Information Note Number 3, Ontario Ministry of Natural Resources (2006).

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See Editorial, page 427

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Polar Bear Specialist Group

US Department of Interior polar bear ruling

US Geological Survey 2007 polar bear reports

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Courtland, R. Polar bear numbers set to fall. Nature 453, 432–433 (2008). https://doi.org/10.1038/453432a

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