Arctic Archipelago Disagreement over the passages' status has raised Canadian concerns about environmental enforcement, national security, and general sovereignty. Hans Island, in the Nares Strait east of Ellesmere Island, is a territory currently contested between Canada and Denmark. The archipelago extends some longitudinally and from the mainland to Cape Columbia, the northernmost point on Ellesmere Island. It is bounded on the west by the Beaufort Sea; on the northwest by the Arctic Ocean; on the east by Greenland, Baffin Bay and Davis Strait; and on the south by Hudson Bay and the Canadian mainland. The various islands are separated from each other
Australian south-east coast drainage division and the associated Australian Alps. Major rivers of the division, from north to south, then east to west include the Clarence, Macleay, Hunter, Hawkesbury-Nepean, Shoalhaven, Clyde, Snowy, La Trobe, Hopkins, and Glenelg rivers. For administrative purposes, within the drainage division, the basins are generally classified into the following catchments, from north to south, then east to west: Australian south-east coast drainage division The south-east coast drainage division is the very long, narrow area of southern Australia between the Great Dividing Range and the Coral and Tasman seas, and the Bass Strait. It includes the small part of south-eastern South Australia