Permafrost, Atlas of Canada, 5th Edition

Permafrost, Atlas of Canada, 5th Edition is an open dataset from Natural Resources Canada with 14 files (ESRI REST, FGDB/GDB, JPG, MXD, PDF); catalogue record updated 2026-04-02. On CanQuery you can follow the original downloads. Files are available in English and French.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada has a large that shows the extent of permafrost and abundance of ground ice; mapping units are based on physiographic regions. Point data on map give permafrost temperature and thickness for specific sites. The second, smaller, map shows the mean annual ground temperatures. Graphs show four shallow temperature profiles (to 25 metres depth), and four deep temperature profiles (to several hundred metres depth). Heginbottom, J. A., Dubreuil, M. -A. & Harker, P. (1995). Canada, permafrost. In The National Atlas of Canada (5 ed.). Natural Resources Canada, Geomatics Canada, MCR Series, 4177, Natural Resources Canada. https://doi.org/10.4095/294672

Publisher

Natural Resources Canada

Resources

14

Catalogue metadata updated

2026-04-02