Another week of GW news - December 31, 2006

(Courtesy of H.E.Taylor, here is this week's GW news roundupskip to bottom Two stories from the Arctic captured the headlines this week -- polar bears & the Ayles ice shelf:2006/12/31: Wunderground: Huge Arctic ice shelf breaks away 2006/12/30: TP: A chunk of ice bigger than the area of Manhattan 2006/12/30: Independent(UK): Vast ice shelf collapses in the ArcticA vast ice shelf in the Canadian