RT6 - Stable Isotopes' Geochemistry

How can uranium isotopes help trace the history of the Earth’s oxygenation?

A recent study reveals the existence of a uranium isotopic signature specific to oxygen-depleted environments. This discovery could help to better understand the history of the co-evolution between animal life […]

13.03.2025

A study conducted by scientists from the Centre for Research on Biodiversity and the Environment (CRBE – CNRS/IRD/Toulouse INP/UT) and the Géosciences Environnement Toulouse laboratory (GET – CNRS/IRD/UT/CNES) reveals that […]

27.01.2025

Research teams

Atmospheric mercury: a decade of observations on Amsterdam Island

The recent publication of a data paper by a research team including scientists from CNRS Terre & Univers highlights a unique series of measurements of atmospheric mercury on Amsterdam Island, […]

23.01.2024

What ontological plurality does to scientists scientific result?

Discover the new article in which Laure Laffont participated in L’université face au désastre écologique, Ecologie & Politique, N°67. This article illustrates the various ways in which researchers have appropriated […]

13.11.2023

New version of the Mercury comic book!

In 2021, Laure Laffont and Anne-Marie Cousin presented the first panels of their comic strip on mercury. In 2023, they are bringing you an improved and finalised version, which you […]

13.09.2023

Questioning our knowledge of the chemistry of the early oceans

An international team involving a CNRS-INSU laboratory has determined the isotopic fractionations associated with greenalite, a mineral of the silicate class rich in ferrous iron (Fe2+), and has thus evaluated […]

24.03.2023

RT7 – Experimental Geosciences

We study geochemical mechanisms and transfers over a wide range of spatial and temporal scales, from the atom to the field, in various contexts such as fluid-mineral-living interactions, nucleation and […]

Observations, Data & Models for Geological and Environmental sciences

One of the GET’s strengths is its ability to integrate various means of Earth observation. ANR PRC BREATHE – La bio-surveillance magnétique des émissions de particules fines: Un partenariat sciences […]

Search