Arctic exploration finds large underwater mountain
Thursday, September 10, 2009 - 17:28
in Earth & Climate
(AP) -- Joint U.S.-Canada exploration of the Arctic sea floor discovered an unusual underwater mountain and evidence that could boost the two countries' claims that their boundaries extend farther north. For the past two months ships from the countries have ventured north in icy areas of the Arctic where almost no surface ships have been, in an effort to find out how far the continental shelf extends.