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the claim

Proxy data from ice cores and tree rings allows precise measurement of past temperatures

the verdict
SUPPORTED
the evidence backs this
Recorded sources
5 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Proxy records from ice cores and tree rings are widely accepted and utilized in paleoclimatology to reconstruct past temperature variations and climate histories.

The analysis

The retrieved papers consistently demonstrate that proxy data such as ice cores and tree rings are actively and successfully used to reconstruct past temperatures and climate patterns, even while discussing methodological refinements like dating offsets or seasonal modeling.

Evidence for · 5
Recorded source metadata

M. G. L. Baillie, J. McAneney. Tree ring effects and ice core acidities clarify the volcanic record of the first millennium. 2015. https://doi.org/10.5194/cp-11-105-2015

The study utilizes ice core acidities and tree rings to investigate chronological markers and volcanic forcing of past temperatures.

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More for · 4
Recorded source metadata

T. Sato, T. Shiraiwa, R. Greve, H. Seddik, E. Edelmann, T. Zwinger. Accumulation reconstruction and water isotope analysis for 1735–1997 of an ice core from the Ushkovsky volcano, Kamchatka, and their relationships to North Pacific climate records. 2013. https://doi.org/10.5194/cpd-9-2153-2013

The paper uses hydrogen isotope analysis and accumulation reconstructions from an ice core to analyze past climate change and temperature variations.

Recorded source metadata

A. Tsushima, S. Matoba, T. Shiraiwa, S. Okamoto, H. Sasaki, D. J. Solie, K. Yoshikawa. Reconstruction of recent climate change in Alaska from the Aurora Peak ice core, central Alaska. 2014. https://doi.org/10.5194/cpd-10-1421-2014

The study establishes an ice core chronology and utilizes stable isotopes and chemical species to reconstruct regional climate change.

Recorded source metadata

S. Lyu, Z. Li, Y. Zhang, X. Wang. A 413-year tree-ring based April-July minimum temperature reconstruction and its implications on the extreme climate events, northeast China. 2016. https://doi.org/10.5194/cp-2016-38

The research demonstrates that tree-ring widths successfully serve as a proxy to reconstruct historical minimum temperatures over centuries.

Recorded source metadata

Jesper Sjolte, Florian Adolphi, Bo M. Vinther, Raimund Muscheler, Christophe Sturm, Martin Werner, Gerrit Lohmann. Seasonal reconstructions coupling ice core data and an isotope enabled climate model – implications of seasonality, climate modes and selection of proxy data. 2019. https://doi.org/10.5194/cp-2019-136

The study couples Greenland ice core isotopic data with climate models to reconstruct past seasonal temperatures and climate variability.

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first checked02 Aug 2026
judged → SUPPORTED · 8502 Aug 2026
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