Learn to identify change using the log difference between two Sentinel-1 Radiometric Terrain Corrected (RTC) images in this Log Difference Tool tutorial.

This tutorial is part of a StoryMap series that details InSAR on Demand services offered by NASA’s Alaska Satellite Facility Distributed Active Archive Center (ASF DAAC). 

Related tutorials include the following:

• Introduction to Vertex On Demand
• RTC On Demand
• InSAR On Demand
• InSAR Water Masking
• Reclassify RTC Tool
• Scale Conversion Tool
• OPERA Sentinel-1 RTC
• Change Detection using OPERA RTC-S1
• Working with S-1 Burst products from ASF
• Global Seasonal S-1 Interferometric Coherence and Backscatter Dataset
• Global 30-m Height Above Nearest Drainage Dataset
• Work with NISAR Sample Data