Five Facts to Help You Understand Sea Ice NASA 18. 10 2021 (19:00) Portal origin URL: Five Facts to Help You Understand Sea IcePortal origin nid: 474738Published: Monday, October 18, 2021 - 13:00Featured (stick to top of list): noPortal text teaser: Here are five facts to help you better understand Arctic sea ice.Portal image: Close-up view of sea ice floes at 79 N from 500 feet from NASA's DC-8 Research aircraft. The dark features on the ice are melt ponds, and the dark areas of between the floes are open water of the Arctic Ocean. Share Read the whole article at NASA