Air freezing index

Alternative definitions (2), class: vernacular (0)
Term: Air freezing index
Definition: The cumulative number of degree-days below 0˚ C for the air temperature during a given time period  IPAPermafrost 

The cumulative number of degree-days below 0C for the air temperature during a given time period. The Air Freezing Index differs from the corresponding surface Freezing Index (see n-factor). SUM (T_1) < 0  TrombottoGeocryology 

 GCW 
Created 2017.06.06
Last Modified 2022.03.08
Contributed by GCW Glossary
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