Coldwave frequency (CWF) as defined by the Excess Cold Factor (ECF). (CWF_ECF)

https://w3id.org/hacid/data/cs/climdex/indices/CWF_ECF <https://w3id.org/hacid/onto/data/Variable>

See Appendix D and [Nairn and Fawcett (2013)](#appendixa_refs) for more information. xsd:string
xsd:string Coldwave frequency (CWF) as defined by the Excess Cold Factor (ECF). (CWF_ECF) 
xsd:string CWF_ECF 
xsd:string The number of days that contribute to ‘coldwaves’ as identified by ECF_HWN. 

data from the linked data cloud