
NASA @NASA
The annual minimum extent of sea ice in the Arctic gives scientists an idea of the amount of ice that survives year round. According to new research by @NASA_ICE & @NSIDC, 2021 was the 12th lowest minimum extent in the 43-year record. Find out more: https://t.co/qDidEqjCmO https://t.co/Qoii2eL2S2 — PolitiTweet.org