Fossilized Micrometeorites Record Ancient CO<sub>2</sub> Levels

A cadre of iron-rich extraterrestrial particles picked up faint whiffs of our planet’s atmosphere when they fell to Earth millions of years ago.

Authors

Publication Details

Journal
Eos
Published
2025-08-28
DOI
https://doi.org/10.1029/2025eo250319
Primary Topic
Geology and Paleoclimatology Research
Type
article
Field-Weighted Citation Impact
0.00
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article

Fossilized Micrometeorites Record Ancient CO2 Levels

Katherine Kornei
Eos
Geology and Paleoclimatology Research
article

Fossilized Micrometeorites Record Ancient CO2 Levels

Katherine Kornei
article en

Abstract

A cadre of iron-rich extraterrestrial particles picked up faint whiffs of our planet’s atmosphere when they fell to Earth millions of years ago.

EosVol. 106
Openalex Percentile: Top 72%
Geology and Paleoclimatology Research
DOIOpen Access PDFOpenAlex
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Fossilized Micrometeorites Record Ancient CO<sub>2</sub> Levels — Katherine Kornei · Eos (2025) | TGRS Research Map | TGRS