Yahoo! News :: Science

19-square-mile ice sheet breaks loose in Canada (AP)

<p><a href="http://us.rd.yahoo.com/dailynews/rss/science/*http://news.yahoo.com/s/ap/20080904/ap_on_re_ca/arctic_ice_shelf"><img src="http://d.yimg.com/us.yimg.com/p/ap/20080903/capt.195aa65810ff472ba8d6958ca989d68e.canada_arctic_ice_shelf_cpt103.jpg?x=130&y=86&q=85&sig=MeuYf5KlcS.WOKXXUzqPlg--" align="left" height="86" width="130" alt="In this July 29, 2008 file photo large pieces of ice are seen drifting off after separating from the Ward Hunt Ice Shelf. A chunk of ice shelf nearly the size of Manhattan has broken away from Ellesmere Island in Canada's northern Arctic, another dramatic indication of how warmer temperatures are changing the polar frontier, scientists said Wednesday, Sept. 3, 2008. (AP Photo/Sam Soja, The Canadian Press)" border="0" /></a>AP - A chunk of ice shelf nearly the size of Manhattan has broken away from Ellesmere Island in Canada's northern Arctic, another dramatic indication of how warmer temperatures are changing the polar frontier, scientists said Wednesday.</p><br clear="all"/>