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May 12, 2026Ecotoxicology and Environmental SafetyOpen Access

Integrative spectroscopic, geochemical, and microbiological approaches for assessing uranium (U) speciation and microbial diversity in a U-impacted wetland

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Authors

JGJaime Gómez-BolívarPHPascale HennerLFLaureline Février

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Overview

Randomized trial assesses uranium speciation and microbial diversity in a U-impacted wetland, indicating ecosystem implications.

Key Points

  • This study aims to evaluate uranium speciation and microbial diversity in a wetland impacted by uranium.
  • Used spectroscopic, geochemical, and microbiological analyses to examine soil samples.
  • Compared microbial communities associated with native plant species across U-impacted and control sites.
  • Identified distinct microbial communities in inherited U-rich soil layers.
  • Distinct microbial communities were found in U-rich soil, characterized by lower diversity than in surface soils.
  • Key bacteria involved in sulphur and iron cycles were identified, potentially modulating uranium mobility.
  • The presence of U(VI) phosphate species and microorganisms capable of forming U-phosphate suggests a role for microbes in uranium immobilization.

Cite This Study

Gómez-Bolívar et al. (2026) studied this question.

synapsesocial.com/papers/6a02c2b9ce8c8c81e96402efhttps://doi.org/10.1016/j.ecoenv.2026.120235
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