2007. {{cite journal}}: Unknown parameter |coauthors= ignored (|author= suggested) (help); Unknown parameter |month= ignored (help)↑ Barber, D.G. (2004). "Historical analysis of sea ice conditions in M'Clintock Channel and the Gulf of Boothia, Nunavut: implications for ringed seal and polar bear habitat" (PDF). Arctic. 57 (1): 1–14. ISSN 0004-0843. {{cite journal}}: Unknown parameter |coauthors= ignored (|author= suggested) (help); Unknown parameter |month= ignored (help)↑ T. Appenzeller and D. R. Dimick, "The Heat is On," National Geographic 206 (2004): 2–75. cited in Flannery, Tim (2005). The Weather Makers. Toronto, Ontario: HarperCollins. pp. 101–103. ISBN 0-00-200751-7.↑ 76.0 76.1 Arctic Climate Impact Assessment (2004). Impact of a Warming Arctic: Arctic Impact Climate Assessment. Cambridge: Cambridge University Press. ISBN 0-521-61778-2. OCLC 56942125.. The relevant paper is Key Finding 4↑ Stirling, Ian; Lunn, N. J.; Iacozza, J. (September 1999). "Long-term trends in the