What is it about?
Antarctica is covered by ice, but ice-free areas are permafrost affected. At summertime, the upper soil layer is thawing, became active layer. The inter-annual changes in active layer thickness rely to climate changes, so, it is another tool to track them.
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Why is it important?
Antarctica have less covered by permafrost observational network compare to Arctic, any new information is very valuable.
Read the Original
This page is a summary of: Active layer monitoring in Antarctica: an overview of results from 2006 to 2015, Polar Geography, January 2018, Taylor & Francis,
DOI: 10.1080/1088937x.2017.1420105.
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