The Yukon River Basin Active Layer Network: A cooperative project between the Yukon River Inter-Tribal Watershed Council and the U.S. Geological Survey

http://pubs.usgs.gov/fs/2011/3040/

Monitoring soil temperature, soil moisture, air temperature, and overall thickness of the soil and sediment that is above the permafrost, therefore undergoing freeze-thaw cycles. Climate change may affect this active layer; we want to know how it does.

by Schuster, Paul F.; Thomas, Carol; and Maracle, Karonhiakta'tie Bryan

U.S. Geological Survey Fact Sheet 2011-3040

This publication is available only as a PDF document.