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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 ...
Southern Hemisphere long-term snow cover frequencies (1987-2003) derived from SSM/I-derived SWE frequency of occurrence. Areas with "likely" snow are limited to the Andes Mountains region and New Zealand. Frequency thresholds are a function of month (20% for October through May, 7% for June through September). These frequency maps are used for Southern Hemisphere processing.