Frost rings in 1627 BC and AD 536 in subfossil pinewood from Finnish Lapland
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DOI: 10.1016/j.quascirev.2018.11.031
Abstract: Abstract Frost rings can provide direct evidence of anomalously cold summertime conditions on hemispheric scales. Here we report frost rings in subfossil pinewood from Finnish Lapland dated dendrochronologically to AD 536 and 1627 BC. These… read more here.
Keywords: finnish lapland; pinewood finnish; frost rings; subfossil pinewood ... See more keywords
Formation, structure and climatic significance of blue rings and frost rings in high elevation bristlecone pine (Pinus longaeva D.K. Bailey)
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DOI: 10.1016/j.quascirev.2020.106516
Abstract: Abstract The study of anatomical irregularities in tree rings has recently gained momentum as a complement to traditional tree-ring measurements as they may provide information on extreme climatic events. Two anomalies, blue rings (BR) and… read more here.
Keywords: rings frost; longaeva; period; frost rings ... See more keywords