NASA @NASA
📸 Is it spring yet? An astronaut aboard @Space_Station captured this still-frozen scene of the southern tip of Hudson Bay in Canada on April 22. The layers of sea ice will thaw as warmer weather arrives — usually leaving the area ice-free by August: https://t.co/8rHcXNpL7T https://t.co/6wZdIRFP50 — PolitiTweet.org