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LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00004459naa a2200565 4500
001oai:DiVA.org:su-110774
003SwePub
008141217s2014 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-1107742 URI
024a https://doi.org/10.5194/cp-10-1605-20142 DOI
040 a (SwePub)su
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Sundqvist, Hanna S.u Stockholms universitet,Institutionen för naturgeografi och kvartärgeologi (INK)4 aut0 (Swepub:su)sundq
2451 0a Arctic Holocene proxy climate database - new approaches to assessing geochronological accuracy and encoding climate variables
264 c 2014-08-29
264 1b Copernicus GmbH,c 2014
338 a print2 rdacarrier
500 a AuthorCount:21;
520 a We present a systematic compilation of previously published Holocene proxy climate records from the Arctic. We identified 170 sites from north of 58 degrees N latitude where proxy time series extend back at least to 6 cal ka (all ages in this article are in calendar years before present - BP), are resolved at submillennial scale (at least one value every 400 +/- 200 years) and have age models constrained by at least one age every 3000 years. In addition to conventional meta-data for each proxy record (location, proxy type, reference), we include two novel parameters that add functionality to the database. First, climate interpretation is a series of fields that logically describe the specific climate variable(s) represented by the proxy record. It encodes the proxy-climate relation reported by authors of the original studies into a structured format to facilitate comparison with climate model outputs. Second, geochronology accuracy score (chron score) is a numerical rating that reflects the overall accuracy of C-14-based age models from lake and marine sediments. Chron scores were calculated using the original author-reported C-14 ages, which are included in this database. The database contains 320 records (some sites include multiple records) from six regions covering the circumpolar Arctic: Fennoscandia is the most densely sampled region (31% of the records), whereas only five records from the Russian Arctic met the criteria for inclusion. The database contains proxy records from lake sediment (60 %), marine sediment (32 %), glacier ice (5 %), and other sources. Most (61 %) reflect temperature (mainly summer warmth) and are primarily based on pollen, chironomid, or diatom assemblages. Many (15 %) reflect some aspect of hydroclimate as inferred from changes in stable isotopes, pollen and diatom assemblages, humification index in peat, and changes in equilibrium-line altitude of glaciers. This comprehensive database can be used in future studies to investigate the spatio-temporal pattern of Arctic Holocene climate changes and their causes. The Arctic Holocene data set is available from NOAA Paleoclimatology.
650 7a NATURVETENSKAPx Geovetenskap och miljövetenskap0 (SwePub)1052 hsv//swe
650 7a NATURAL SCIENCESx Earth and Related Environmental Sciences0 (SwePub)1052 hsv//eng
700a Kaufman, D. S.4 aut
700a McKay, N. P.4 aut
700a Balascio, N. L.4 aut
700a Briner, J. P.4 aut
700a Cwynar, L. C.4 aut
700a Sejrup, H. P.4 aut
700a Seppa, H.4 aut
700a Subetto, D. A.4 aut
700a Andrews, J. T.4 aut
700a Axford, Y.4 aut
700a Bakke, J.4 aut
700a Birks, H. J. B.4 aut
700a Brooks, S. J.4 aut
700a de Vernal, A.4 aut
700a Jennings, A. E.4 aut
700a Charpentier Ljungqvist, Fredriku Stockholms universitet,Historiska institutionen4 aut0 (Swepub:su)fchar
700a Ruehland, K. M.4 aut
700a Saenger, C.4 aut
700a Smol, J. P.4 aut
700a Viau, A. E.4 aut
710a Stockholms universitetb Institutionen för naturgeografi och kvartärgeologi (INK)4 org
773t Climate of the Pastd : Copernicus GmbHg 10:4, s. 1605-1631q 10:4<1605-1631x 1814-9324x 1814-9332
856u https://doi.org/10.5194/cp-10-1605-2014y Fulltext
856u https://www.clim-past.net/10/1605/2014/cp-10-1605-2014.pdf
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-110774
8564 8u https://doi.org/10.5194/cp-10-1605-2014

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