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Cosmic dust holds clues to Earth’s ancient atmosphere

Tiny particles of rock and metal have been raining down on our planet from space since time immemorial. An international research team discovered that these fossilized micrometeorites can help reconstruct the atmosphere of the past: uni-goettingen.de/en/3240.html…

Research in #CommunicationsEarth&Environment: doi.org/10.1038/s43247-025-025…

#Geosciences #IsotopeGeology #Geochemistry