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Arctic Landscape EXplorer (ALEX)
Discover land surface changes, hot spots of disturbance, and potential areas of active permafrost thaw and erosion. We have used remote sensing time series to detect and map permafrost disturbances at high spatial resolution throughout the entire Arctic region. Explore our story maps to learn about processes such as thermokarst and shore erosion.
Arctic land surface changes at a glance
Click on the buttons below to zoom in on pre-selected locations in the Arctic. On our change map you can see extraordinary changes in the land surface.
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