| Term: | Surface thawing index |
| Definition: |
The cumulative number of degree-days above 0˚C for the surface temperature (of the ground, pavement, etc.) during a given period IPAPermafrost
GCW |
| Term: | Surface thawing index |
| Definition: | The cumulative number of degree-days above 0˚C for the surface temperature (of the ground, pavement, etc.) during a given period |