As noted a few weeks ago, a much different situation this year with the Northern Sea Route: some were caught out by the earlier freeze-up. Subseasonal ice forecasts will have a lot of value for shipping decisions in the years ahead. https://t.co/8zhTjoED2g https://t.co/zpZIJwS8Wg

— World Climate Service (@WorldClimateSvc) November 11, 2021