ˈaɪs kˈeɪvz ɪn pˈɜːmɐfɹˌɔst nˈiːd nˌɑːt biː kˈoʊldtɹˈæps ɔːlðˈoʊ sˌʌm ɑːɹ, pɹəvˈaɪdᵻd ðeɪ duːnˌɑːt dɹˈæft sɪɡnˈɪfɪkəntli ɪn sˈʌmɚ.
Ice caves in permafrost need not be cold-traps (although some are), provided they do not draught significantly in summer.