- View additional years by clicking the dates in the legend.
- Roll your cursor over the line to see daily sea ice extent values.
- Zoom in to any area on the chart by clicking and dragging your mouse.
- To see a corresponding daily sea ice concentration image, click on a line in the chart. Sea ice extent is derived from sea ice concentration. Images are not available for the average or standard deviation.
- When reusing Charctic images or data, please credit “National Snow and Ice Data Center.”
- Currently, some functions do not work in Internet Explorer. We recommend using a different browser.
- For more information about the data, see About Charctic data.
- If you have questions or problems, please contact NSIDC User Services at nsidc@nsidc.org.
- Home
- Data
- Research
Scientists
Research Grants
Scientific Publications
Informatics Research
NSIDC Scientific Expeditions
On Thin Ice:
Expedition to a Crumbling Ice Shelf
Scientists blog from Antarctica and provide a glimpse of what it's like to do research in the field. Read their blog ... - News
Current Conditions
Icelights: Answers to your burning questions about ice and climate
What's hot in the news around climate and sea ice and what are scientists talking about now? Read more... - About
What is the Cryosphere?
When scientists talk about the cryosphere, they mean the places on Earth where water is in its solid form, frozen into ice or snow. Read more ...
Arctic Sea Ice News and Analysis
Home | Contact Us
© 2022, National Snow and Ice Data Center :: Advancing knowledge of Earth's frozen regions
