Anchorage Daily News: Federal fishery regulators Thursday approved an unprecedented plan to ban U.S. commercial fishing in the Arctic Ocean. The Anchorage-based North Pacific Fishery Management Council spent two years developing the Arctic plan in response to climate change and the rapid retreat of sea ice in the Chukchi and Beaufort seas along Alaska’s northern coast. Some scientists and fishing industry players say it’s conceivable that commercially valuable seafood species such as pollock or crab …