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Solar superstorm of AD 774 recorded subannually by Arctic tree rings.
Uusitalo J, Arppe L, Hackman T, Helama S, Kovaltsov G, Mielikäinen K, Mäkinen H, Nöjd P, Palonen V, Usoskin I, Oinonen M. Uusitalo J, et al. Among authors: oinonen m. Nat Commun. 2018 Aug 28;9(1):3495. doi: 10.1038/s41467-018-05883-1. Nat Commun. 2018. PMID: 30154404 Free PMC article.
Recurrent transitions to Little Ice Age-like climatic regimes over the Holocene.
Helama S, Stoffel M, Hall RJ, Jones PD, Arppe L, Matskovsky VV, Timonen M, Nöjd P, Mielikäinen K, Oinonen M. Helama S, et al. Among authors: oinonen m. Clim Dyn. 2021;56(11-12):3817-3833. doi: 10.1007/s00382-021-05669-0. Epub 2021 Feb 6. Clim Dyn. 2021. PMID: 34776646 Free PMC article.
Human mitochondrial DNA lineages in Iron-Age Fennoscandia suggest incipient admixture and eastern introduction of farming-related maternal ancestry.
Översti S, Majander K, Salmela E, Salo K, Arppe L, Belskiy S, Etu-Sihvola H, Laakso V, Mikkola E, Pfrengle S, Putkonen M, Taavitsainen JP, Vuoristo K, Wessman A, Sajantila A, Oinonen M, Haak W, Schuenemann VJ, Krause J, Palo JU, Onkamo P. Översti S, et al. Among authors: oinonen m. Sci Rep. 2019 Nov 15;9(1):16883. doi: 10.1038/s41598-019-51045-8. Sci Rep. 2019. PMID: 31729399 Free PMC article.
A Single-Year Cosmic Ray Event at 5410 BCE Registered in 14C of Tree Rings.
Miyake F, Panyushkina IP, Jull AJT, Adolphi F, Brehm N, Helama S, Kanzawa K, Moriya T, Muscheler R, Nicolussi K, Oinonen M, Salzer M, Takeyama M, Tokanai F, Wacker L. Miyake F, et al. Among authors: oinonen m. Geophys Res Lett. 2021 Jun 16;48(11):e2021GL093419. doi: 10.1029/2021GL093419. Epub 2021 Jun 9. Geophys Res Lett. 2021. PMID: 34433990 Free PMC article.
Ecosystem carbon response of an Arctic peatland to simulated permafrost thaw.
Voigt C, Marushchak ME, Mastepanov M, Lamprecht RE, Christensen TR, Dorodnikov M, Jackowicz-Korczyński M, Lindgren A, Lohila A, Nykänen H, Oinonen M, Oksanen T, Palonen V, Treat CC, Martikainen PJ, Biasi C. Voigt C, et al. Among authors: oinonen m. Glob Chang Biol. 2019 May;25(5):1746-1764. doi: 10.1111/gcb.14574. Epub 2019 Feb 25. Glob Chang Biol. 2019. PMID: 30681758
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