Distribution of mineral constituents in Yedoma permafrost: implications for Yedoma formation
Mauclet, Elisabeth,
Opfergelt, Sophie,
Monhonval, Arthur,
Strauss, Jens ORCID: https://orcid.org/0000-0003-4678-4982,
Grosse, Guido ORCID: https://orcid.org/0000-0001-5895-2141,
Fuchs, Matthias ORCID: https://orcid.org/0000-0003-3529-8284 and
Schirrmeister, Lutz ORCID: https://orcid.org/0000-0001-9455-0596
;
Contact
sophie.opfergelt [ at ] uclouvain.be
Abstract
Ice-rich permafrost deposits such as Yedoma are highly sensitive to thaw and given that they contain up to one third of the organic carbon content of the Northern circumpolar permafrost region, their degradation is considered to be a potential climate tipping point on Earth. Accurately predicting the impact of climate warming on the fate of organic carbon in Yedoma requires better constraints on the mineral element reserve in these deposits. This study provides evidence for the homogeneity of chemical composition and mineralogy of Yedoma deposits with depth. This suggests that upon deep thaw through thermokarst or thermo-erosion a high reserve in mineral nutrients is likely to be exposed also from deeper deposits.
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Conference
(Poster)
Authors
Mauclet, Elisabeth,
Opfergelt, Sophie,
Monhonval, Arthur,
Strauss, Jens ORCID: https://orcid.org/0000-0003-4678-4982,
Grosse, Guido ORCID: https://orcid.org/0000-0001-5895-2141,
Fuchs, Matthias ORCID: https://orcid.org/0000-0003-3529-8284 and
Schirrmeister, Lutz ORCID: https://orcid.org/0000-0001-9455-0596
;
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Published
Event Details
5th European Conference on Permafrost, 23 Jun 2018 - 01 Jul 2018, Chamonix Mont-Blanc, France.
Eprint ID
47507
Cite as
Mauclet, E.
,
Opfergelt, S.
,
Monhonval, A.
,
Strauss, J.
,
Grosse, G.
,
Fuchs, M.
and
Schirrmeister, L.
(2018):
Distribution of mineral constituents in Yedoma permafrost: implications for Yedoma formation
,
5th European Conference on Permafrost,
Chamonix Mont-Blanc, France,
23 June 2018 - 1 July 2018
.
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info:eu-repo/grantAgreement/EC/FP7/338335
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