... in the entire Arctic Basin. upstream oil & gas greenland government international journal gradation arctic basin fram strait export olume export sea europe government assessment concentration ice thickness asia government composition thickness variability proportion gradient...

...% in the southwestern Kara Sea. In four regions (not region II), the second predominant gradation was young ice (up to 30 cm), and its maximum share was in the blocks of the ice ridges of Khatanga Bay (45 In the northeastern Kara Sea, the second gradation after rst-year thin ice was the gradation of medium rst-year...