Search results for uranium remediation

Molecular & Computational biology May 17, 2024

Scientists develop new geochemical 'fingerprint' to trace contaminants in fertilizer

An international team of scientists has uncovered toxic metals in mineral phosphate fertilizers worldwide by using a new tool to identify the spread and impact of such contaminants on soil, water resources, and food supply.

General Physics May 9, 2024

Probing neptunium's atomic structure with laser spectroscopy

A new technique developed by researchers in Germany can measure ionization states of this element more precisely than before, with implications for its detection and remediation in radioactive waste.

Nanomaterials Apr 30, 2024

Discovery of uranium-contaminated soil purification material without secondary environmental pollution

Nuclear energy has long been regarded as a next-generation energy source, and major countries around the world are competing to secure cutting-edge technologies by leveraging the high economic efficiency and sustainability ...

Earth Sciences Apr 16, 2024

Uranium-immobilizing bacteria in clay rock: Exploring how microorganisms can influence the behavior of radioactive waste

When designing repositories for high-level radioactive waste in deep geological layers, various factors must be carefully considered to ensure their long-term safety. Among other things, natural communities of microorganisms ...

Environment Oct 26, 2023

Nearly 40 years later, one of Colorado's longest-running Superfund sites still has no radioactive waste cleanup plan

Jeri Fry was six years old when she toured the uranium mill outside town where her dad worked.

Cell & Microbiology May 9, 2023

Magnetic bacteria: Microorganisms can help to extract dangerous heavy metals from wastewater

A research team at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) has managed to purify water containing uranium using a special kind of bacteria known as magnetotactic bacteria. The name derives from their ability to react ...

Earth Sciences Apr 21, 2023

Subsurface microbes capture toxic uranium and remediate groundwater

A new research study describes a previously unknown chemical process for removal of uranium from groundwater. Deep down in the bedrock, in an oxygen-free environment, microbes assist in the process of turning uranium "into ...

Cell & Microbiology Apr 17, 2023

Metallophiles and their bioremediation applications

Certain species of microbes have evolved to survive in harsh environments, even those that were previously thought to be too extreme to support life. These include environments, such as mines and industrial sewage, that are ...

Plants & Animals Dec 21, 2022

Not all mushrooms are alike: How fine underground braids could remedy heavy metal contamination

Among domestic mushroom pickers in Germany it goes without saying that many edible mushrooms in our forests are still contaminated with radionuclides as a result of the 1986 Chernobyl nuclear disaster. Less well known is ...

Earth Sciences Feb 17, 2022

Chemists discover a range of environmental contaminants in fracking wastewater

As companies that drill for oil and natural gas using hydraulic fracturing consider recycling and reusing wastewater that surfaces from wells during the fracking process, chemists at The University of Toledo discovered that ...

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