Search results for uranium remediation

Cell & Microbiology Apr 26, 2011

Wetter is better: New microscopy methods improve accuracy of microbial biofilm imaging

(PhysOrg.com) -- At a former uranium mill-tailing site in Rifle, Colorado, scientists are studying how microbes interact with minerals and metals to better understand processes that can help remediate the site. Electron microscopy, ...

Materials Science Oct 14, 2010

Architecture of soil particles greatly influences if, when pollutants migrate

Pollutants can find themselves ensnared underground with few options for escape, according to a study by scientists at Iowa State University, University of Texas at Arlington, and Pacific Northwest National Laboratory. The ...

Cell & Microbiology Mar 29, 2010

Microorganisms in toxic groundwater fine-tuned to survive

(PhysOrg.com) -- Microorganisms can indeed live in extreme environments, but the ones that do are highly adapted to survive and little else, according to a collaboration that includes Department of Energy's Oak Ridge National ...

Environment Mar 19, 2010

Argonne scientists seek natural remediation for uranium-rich sites

While most of us are focused on life above ground, scientists at the U.S. Department of Energy’s (DOE) Argonne National Laboratory are trying to understand the drama unfolding beneath our feet.

Materials Science Mar 16, 2010

Answers to Probing Questions: Scientists pioneer new analysis that tells how uranium oxides stick together

(PhysOrg.com) -- Combining experimental and theoretical methods, scientists at the Pacific Northwest National Laboratory gained a more complete picture of the electronic structure of a stable, soluble uranium ion and the ...

Environment Jan 29, 2010

Hospital scanner could curb nuclear waste threat

Medical equipment used for diagnosis of patients with heart disease and cancer could be a key weapon in stopping nuclear waste seeping into the environment, according to new research.

Cell & Microbiology Mar 16, 2009

Microscope reveals how bacteria 'breathe' toxic metals

Researchers are studying some common soil bacteria that "inhale" toxic metals and "exhale" them in a non-toxic form.

Environment Feb 23, 2009

Patience pays off with methanol for uranium bioremediation

The legacy of nuclear weapons and nuclear energy development has left ground water and sediment at dozens of sites across the United States and many more around the world contaminated with uranium. The uranium is transported ...

Other Oct 2, 2008

Probing Question: Could your kitchen counters be radioactive?

Verde Butterfly. Black Galaxy. Kashmir Gold. If you’ve remodeled your kitchen in the last decade, chances are you encountered one of the 1,600 varieties of granite imported into the United States from 64 different countries. ...

Environment Sep 17, 2008

Sophisticated monitoring array to address mystery of uranium plume

Scientists have puzzled for years about why uranium contamination in groundwater continues to exceed drinking water standards in an area located at the south end of the Hanford Site. The Department of Energy wants answers ...

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