Canwest News Service: A U.S. report urging a moratorium on Arctic Ocean fisheries north of Alaska is putting pressure on Canada to produce its own sustainable, long-term strategy for managing what scientists believe could become a major new resource in the polar region’s warming waters. The proposed ban on Arctic fishing by the U.S. North Pacific Fishery Management Council – at least until researchers can fully assess the impact of climate change and the retreat of sea ice on fish populations widely …