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Term: Design freezing index Class:  
 vernacular   (0%)
Created 6 June 2017
Last modified 6 June 2017
Contributed by GCW Glossary

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Definition: The cumulative number of degree-days below 0 degrees Celsius, calculated by taking the average of the seasonal freezing indices for the three coldest winters in the most recent 30 years of record.  NSIDCCryosphere 

The cumulative number of degree-days below 0˚C, calculated by taking the average of the seasonal freezing indices for the three coldest winters in the most recent 30 years of record  IPAPermafrost 

 GCW 
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