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Record #93303:
- #93303
Main publication details
MARC recordThe birth and growth of Porsild Pingo, Tuktoyaktuk peninsula, District of Mackenzie / J. Ross Mackay.
| Title: | The birth and growth of Porsild Pingo, Tuktoyaktuk peninsula, District of Mackenzie / J. Ross Mackay. |
| Author(s): | Mackay, J. Ross. |
| Date: | 1988. |
| In: | Arctic. (1988.), Vol. 41(4) (1988) |
| Abstract: | Can be taken as representative of birth and growth of over 2000 closed-system pingos of western Arctic coast of Canada and adjacent Alaska. Has grown in bottom of lake that drained catastrophically in 1900. Bench marks were installed in permafrost on pingo and adjacent area in 1972, and were surveyed each summer up to 1976, and again in 1983 and 1987. Growth rate has been steady from 1935 to 1976, after which it has declined. |
| Notes: | Arctic. Vol. 41(4) :267-274 (1988). |
| Keywords: | 551.343.72 -- Frost mounds. Pingos. E8 -- Glaciology: frost action and permafrost. (*41) -- Canada. (*470) -- Mackenzie District. |
| SPRI record no.: | 93303 |
LDR 01187naa#a2200000#a#4500 001 SPRI-93303 005 20231204160539.0 007 ta 008 231204s1988####xx#ab#|##|###|0||#0|eng#d 035 ## ‡aSPRI-93303 040 ## ‡aUkCU-P‡beng‡eaacr 100 1# ‡aMackay, J. Ross. 245 14 ‡aThe birth and growth of Porsild Pingo, Tuktoyaktuk peninsula, District of Mackenzie /‡cJ. Ross Mackay. 260 ## ‡a[S.l.] :‡b[s.n.],‡c1988. 300 ## ‡ap. 267-274 :‡bill., diags., tables, maps. 500 ## ‡aArctic. Vol. 41(4) :267-274 (1988). 520 3# ‡aCan be taken as representative of birth and growth of over 2000 closed-system pingos of western Arctic coast of Canada and adjacent Alaska. Has grown in bottom of lake that drained catastrophically in 1900. Bench marks were installed in permafrost on pingo and adjacent area in 1972, and were surveyed each summer up to 1976, and again in 1983 and 1987. Growth rate has been steady from 1935 to 1976, after which it has declined. 650 07 ‡a551.343.72 -- Frost mounds. Pingos.‡2udc 650 07 ‡aE8 -- Glaciology: frost action and permafrost.‡2local 651 #7 ‡a(*41) -- Canada.‡2udc 651 #7 ‡a(*470) -- Mackenzie District.‡2udc 773 0# ‡7nnas ‡tArctic. ‡gVol. 41(4) (1988) ‡wSPRI-21029 917 ## ‡aUnenhanced record from Muscat, imported 2019 948 3# ‡a20231204