Mapping the Activity and Evolution of Retrogressive Thaw Slumps by Tasselled Cap Trend Analysis of a Landsat Satellite Image Stack

• Published in: Permafrost and Periglacial Processes
• Main Authors: Alexander Brooker, Robert H. Fraser, Ian Olthof, Steve V. Kokelj, Denis Lacelle
• Format: Article in Journal/Newspaper
• Language: unknown
• Subjects: Canada; Northwest Territories; Richardson Mountains; Ice; permafrost
• Online Access: https://doi.org/10.1002/ppp.1819

Retrogressive thaw slumps are a dominant agent of geomorphic change in ice‐rich permafrost landscapes and may remain active for decades. Previous studies of slump activity have used aerial photographs and/or high‐resolution satellite images acquired at (multi)‐decadal time intervals. This study inve...