Regehr et al. (2007)
Also: Regehr et al. 2007
Effects of earlier sea ice breakup on survival and population size of polar bears in western Hudson Bay
Regehr, E.V., Lunn, N.J., Amstrup, S.C. & Stirling, I. (2007). Effects of earlier sea ice breakup on survival and population size of polar bears in western Hudson Bay. Journal of Wildlife Management, 71(8), 2673-2683. Link to PDF
doi: 10.2193/2006-180
References
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.