Arctic sea ice extent in February 2026 has reached a new record minimum, according to data from the National Snow and Ice Data Center. The extent — the area of ocean covered by at least 15% ice — is 8.2% below the previous February minimum set in 2017.
The Arctic has long been described as the "canary in the coal mine" of climate change. It is warming roughly four times faster than the global average, a phenomenon known as Arctic amplification. The consequences extend well beyond the poles: Arctic sea ice loss affects global weather patterns, ocean circulation, and sea level rise.
"This is not a gradual trend," said Dr. Ingrid Halvorsen of the Norwegian Meteorological Institute. "These are step-changes. The system is crossing thresholds."
The findings come ahead of the International Climate Monitoring Summit scheduled for March in Oslo, where signatory nations to the 2024 Reykjavik Accords will present progress reports. Early indications suggest that most signatories have fallen short of their 2025 benchmarks.