Arctic sea ice reached a minimum extent of 4.28 million square kilometers (1.65 million square miles) on September 11, 2024. Arctic sea ice typically reaches its minimum in September, after melting in summer. September Arctic sea ice has been decreasing at almost 13 percent per decade since 1979, indicating the impacts of climate change.
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National Snow and Ice Data Center. (October 2, 2024). Minimum Arctic sea ice extent from September 2007 to September 2024 (in million square kilometers) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 14, 2026, from /statistics/242340/average-arctic-sea-ice-extent/
National Snow and Ice Data Center. "Minimum Arctic sea ice extent from September 2007 to September 2024 (in million square kilometers)." Chart. October 2, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 14, 2026. /statistics/242340/average-arctic-sea-ice-extent/
National Snow and Ice Data Center. (2024). Minimum Arctic sea ice extent from September 2007 to September 2024 (in million square kilometers). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 14, 2026. /statistics/242340/average-arctic-sea-ice-extent/
National Snow and Ice Data Center. "Minimum Arctic Sea Ice Extent from September 2007 to September 2024 (in Million Square Kilometers)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 2 Oct 2024, /statistics/242340/average-arctic-sea-ice-extent/
National Snow and Ice Data Center, Minimum Arctic sea ice extent from September 2007 to September 2024 (in million square kilometers) ÌÇÐÄÆƽâ°æ, /statistics/242340/average-arctic-sea-ice-extent/ (last visited July 14, 2026)
Minimum Arctic sea ice extent from September 2007 to September 2024 (in million square kilometers) [Graph], National Snow and Ice Data Center, October 2, 2024. [Online]. Available: /statistics/242340/average-arctic-sea-ice-extent/
