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Chemical Composition of Insoluble Particles in an Ice Cap on Storøya, Svalbard (Abstract)

Published online by Cambridge University Press:  20 January 2017

Jost Heintzenberg
Affiliation:
Department of Meteorology, University of Stockholm, S-10691 Stockholm, Sweden
Margareta Källström
Affiliation:
Department of Meteorology, University of Stockholm, S-10691 Stockholm, Sweden
Hans-Christen Hansson
Affiliation:
Department of Nuclear Physics, Lund Institute of Technology, S-22362 Lund, Sweden
Stig Jonsson
Affiliation:
Department of Physical Geography, University of Stockholm, S-10691 Stockholm, Sweden
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Abstract

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During the Ymer-80 expedition, a 6 m long ice core was taken on the low-lying ice cap Storøyjøkulen, Svalbard. Core samples of about 10 ml were filtered on 0.1 μm pore-size Nuclepore filters, for analysis with a soot photometer and by means of particle-induced X-ray emission, which yielded elemental carbon and about 15 metals in the insoluble microparticles. The concentrations

were comparable to Arctic snow data from other locations. Multivariate statistical analysis of the chemical results indicates two major factors affecting microparticle composition: crustal and anthropogenic. A regular seasonal concentration pattern was found which is consistent with the c. 40 cm annual accumulation deduced from mass-balance studies on the ice cap.

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Abstract
Copyright
Copyright © International Glaciological Society 1988