Reuters: Norway became on Wednesday the first Arctic state to agree limits to its northern seabed, stopping short of the North Pole in a regional territorial scramble driven partly by hopes of finding oil and gas. Norway’s newly defined continental shelf covers 235,000 sq kms (90,740 sq miles), or three-quarters the size of mainland Norway, Foreign Minister Jonas Gahr Stoere said. To the north, the shelf ends in deep water 550 kms (341.8 miles) from the Pole that is claimed by both …