Polar bears and climate warming

In response to a request to write something that will clarify some of the often confusing and contradictory statements being made through the press about climate change and the potential effects on polar bears, PBSG chair Andrew Derocher and long-time member Ian Stirling have published a short article in the journal Wildlife Professional to clarify. You can get the pdf from the links below.
The article (PDF): Melting under pressure
Complete PDFs of the most recent references can be opened by clicking on them in the text. The following PDF gives a complete listing of all references.
Reference listing (PDF): Reference collection
Published Wednesday December 19 2007 by Dag Vongraven