Samuli Helama

Natural Resources Institute Finland — Finland

Earth and Planetary Sciences · Physical Sciences

45h-index6.8kcitations257works2.72yr avg
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Research Topics

Tree-ring climate responses(145), Geology and Paleoclimatology Research(99), Plant Water Relations and Carbon Dynamics(95), Climate variability and models(29), Climate change and permafrost(17)

Publications257 total

PUU: an Excel macro
Zenodo (CERN European Organization for Nuclear Research)·2026Open Access
PUU: an Excel macro
Zenodo (CERN European Organization for Nuclear Research)·2026Open Access
An overview of the calendar year timelines used in quaternary science and human history, with special reference to sub-annual dating
Natural History Sciences·2026Open Access
Contrasting pathways to tree longevity in gymnosperms and angiosperms
Nature Communications·2025· 1 citedOpen Access
Chronological horizon of Weichselian submoraine organic formation and macrofossil finds with radiocarbon and tree-ring δ18O analyses
Quaternary Geochronology·2025Open Access
Suomen vesistöjen digitoituja jääoloja vuodesta 1739
Zenodo (CERN European Organization for Nuclear Research)·2025Open Access
Sclerochronology of paired valves: A case study of Margaritifera margaritifera (Bivalvia: Margaritiferidae)
Folia Malacologica·2025Open Access
Growth response of Norway spruce trees to selection harvest in continuous cover forestry stands on drained boreal peatlands
Forest Ecology and Management·2025· 1 citedOpen Access
Summer 2024 in northern Fennoscandia was very likely the warmest in 2000 years
npj Climate and Atmospheric Science·2025· 2 citedOpen Access
Supplementary material to: Boreal temperature variability inferred from latewood maximum density and historical plant phenology records
Proceedings of the Estonian Academy of Sciences Geology·2025Open Access
Boreal temperature variability inferred from latewood maximum density and historical plant phenology records
Proceedings of the Estonian Academy of Sciences Geology·2025Open Access
Low-frequency patterns in Late-Holocene tree-ring records from northern Fennoscandia
The Holocene·2025
Droughts and rainfall in south-eastern Finland since AD 874, inferred from Scots pine ring-widths
Boreal Environment Research Journal Archive·2024· 20 citedOpen Access
Tree growth history, legacy of large-scale forest management and climatic variability in North Finland
The Forestry Chronicle·2024Open Access
An integration of µXRF and X-ray microdensitometry records in dendrochronology
Dendrochronologia·2024· 2 citedOpen Access
The 4.2 ka event: A review of palaeoclimate literature and directions for future research
The Holocene·2024· 14 citedOpen Access
Nonoverlapping Magisteria Versus Science-Religion Integration: Rereading Stephen Jay Gould
Theology and Science·2024Open Access
Transient Offset in <sup>14</sup>C After the Carrington Event Recorded by Polar Tree Rings
Geophysical Research Letters·2024· 11 citedOpen Access
Developing millennial tree-ring chronology for Turku (Åbo) and comparing palaeoclimaticsignals inferred from archaeological, subfossil and living Pinus sylvestris datain Southwest Finland
Studia Quaternaria·2024Open Access
Kuninkaalliseen tiedeakatemian arkistoon sijoitetut Turun vuosien 1748–1800 päivittäiset säähavainnot historiallisena ja elektronisena informaationa
AURAICA Scripta a Societate Porthan edita·2023Open Access
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Frequent Co-authors

Mauri Timonen(16), Jari Holopainen(10), Kari Mielikäinen(8), Keith R. Briffa(6), Markus Lindholm(6), Jouko Meriläinen(6), Matti Eronen(6), M. Oinonen(6), Ulf Büntgen(5), Jan Esper(5), Björn E. Gunnarson(5), Laura Arppe(5), David Frank(4), Paul J. Krusic(4), Hans W. Linderholm(4), Rob Wilson(4), M. Eronen(4), Markus Stoffel(4), Heikki Tuomenvirta(4), Heli Huhtamaa(4)