Samuli Helama

Erikoistutkija
  • Puhelinnumero +358295325047
  • Email address samuli.helama(at)luke.fi
  • Osoite Ounasjoentie 6 96200 ROVANIEMI

An environmental historical view of unfinished medieval stone churches

Muut julkaisut
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2016

Assessments of diameter growth and optimal rotation length for even-aged spruce sites in Estonia

Refereed scientific publications
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2016

Subfossil peatland trees as proxies for Holocene palaeohydrology and palaeoclimate

Refereed scientific publications
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2016

Occurrence of Scots pine in Enontekiö, northwesternmost Finnish Lapland, past and future

Muut julkaisut
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2016

Coexisting responses in tree-ring δ13 C to high-latitude climate variability under elevated CO2: A critical examination of climatic effects and systematic discrimination rate changes

Refereed scientific publications
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2016

Contrasting tree-ring growth response of Picea abies to climate variability in western and eastern Estonia

Refereed scientific publications
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2016

Oak decline as illustrated through plant-climate interactions near the northern edge of species range

Refereed scientific publications
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2016

Last millenium northern hemisphere summer temperatures from tree rings: Part I: The long term context

Refereed scientific publications
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2016

Inter- and intra-seasonal effects of temperature variation on radial growth of alpine treeline Norway spruce

Refereed scientific publications
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2016

Dendrochronological dating of wooden artifacts by measuring the tree rings using magnifying glass and photography-assisted method: an example of a Dutch panel painting

Refereed scientific publications
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2016

Direct transformation of tree-ring measurements into palaeoclimate reconstructions in three-dimensional space

Refereed scientific publications
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2016

Growth of an oak surviving north of the Arctic Circle

Muut julkaisut
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2015

Old World megadroughts and pluvials during the Common Era

Refereed scientific publications
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2015

Iäkkäiden itsemurhat yleistyvät Euroopassa

Muut julkaisut
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2015

LA-ICP-MS-derived U-concentrations and microstructural domains within biogenic aragonite of Arctica islandica shell

Refereed scientific publications
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2015

Expressing tree-ring chronology as age-standardized growth measurements

Refereed scientific publications
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2015

Age-related trends in subfossil tree-ring δ13C data

Refereed scientific publications
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2015

Havupuiden kasvunvaihtelun ilmastoriippuvuus

Referoidut tieteelliset julkaisut
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2015

Crop yield responses to temperature fluctuations in 19th century Finland: provincial variation in relation to climate and tree-rings

Refereed scientific publications
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2015

The historical time frame (past 1000 years)

Other publications
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2015

Kopioituva kuolema: itsemurhameeni ja holistinen ihmiskäsitys

Referoidut tieteelliset julkaisut
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2015

Itsemurhakuolleisuuden muutokset ikääntyvässä Euroopassa

Referoidut tieteelliset julkaisut
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2015

A 434-year tree-ring chronology of spruce (Picea abies) with indications of Estonian precipitation

Refereed scientific publications
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2015

Ernest Hemingway's description of the mountaintop in "The snows of Kilimanjaro" and climate change research

Refereed scientific publications
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2015