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Looking for facts and information? See About the Cryosphere.
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...
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 ...
Bootstrap Figure 3
|Figure 3. Scatterplots of vertically polarized 18 GHz and 37 GHz SMMR brightness temperatures for (a, left) entire Antarctic, (b, middle) Weddell, Indian, and Pacific sectors, and (c, right) Ross and Bellingshausen/Amundsen sectors. Line AD represents the ice tie-point while O represents open water. Ice between 0 and 100% lies on a line between O and AD.|