Line graph time series of daily mean Arctic sea ice volume for each year from 1979 to 2023 using shades of red, white and blue. A seasonal cycle is shown with thicker ice in late winter and thinner ice in late summer. A long-term decreasing trend is also visible. Data is from PIOMAS v2.1.
https://fediscience.org/system/media_attachments/files/111/043/525/875/592/283/original/ccd82e7ad929f940.png