Expanded Functionalities for the Arctic Landscape EXplorer (ALEX)

By Tillmann Lübker | April 9, 2025 |

Erosion driven by thawing permafrost is a strong force shaping Arctic landscapes. Along some coasts, up to ten meters of land vanish into the ocean each year. For communities living along these fragile shores, the consequences can be dramatic. In 2019, the first group of residents of Niugtaq (Newtok), a settlement in the Yukon-Kuskokwim Delta,…

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Finally, We Have The Technology To Observe Trends In Permafrost Landscape Change In The Arctic

By Sabrina Heerema | February 7, 2024 |
team during field work to study permafrost disturbances

Introducing ALEX, the Arctic Landscape EXplorer: A new map tool for monitoring pan-Arctic trends of permafrost landscape change Arendal, Norway / Potsdam, Germany – Permafrost (from ‘permanent’ and ‘frost’) is ground that continuously remains at or below 0° C for at least two consecutive years. Around 15% of the land surface in the Northern Hemisphere…

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