Search results for uranium remediation

Environment Apr 16, 2014

Significant baseline levels of arsenic found in Ohio soils are due to natural processes

Geologic and soil processes are to blame for significant baseline levels of arsenic in soil throughout Ohio, according to a study published recently in the Journal of Environmental Quality.

Environment Apr 11, 2014

Long-term study of uranium release could improve remediation strategies

Uranium poses a serious risk of groundwater contamination at the Hanford Site. But most previous experimental studies addressing this important issue were performed over short-time periods, focusing on the uranium that is ...

Earth Sciences Apr 9, 2014

Iron-bearing minerals in sediments naturally reduce contaminant levels

(Phys.org) —The release of wastes associated with nuclear reprocessing from storage facilities into the underlying sediments and groundwater is an important environmental concern. Scientists working with two national laboratories ...

Cell & Microbiology Mar 20, 2014

Study reveals new insights into sulfate-reducing bacteria

(Phys.org) —Sulfate-reducing bacteria are common in oxygen-deprived habitats, and they can have harmful industrial and health effects as well as beneficial environmental effects. This study examines the biochemical pathways ...

Environment Feb 28, 2014

Iron-bearing minerals in sediments react with and immobilize contaminants

The release of wastes associated with nuclear reprocessing from storage facilities into the underlying sediments and groundwater is an important environmental concern at the Hanford Site. This study provides evidence that ...

Cell & Microbiology Jan 22, 2013

Synchrotron infrared unveils a mysterious microbial community

In the fall of 2010, Hoi-Ying Holman of the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) was approached by an international team researching a mysterious microbial community discovered ...

Nanomaterials Jan 8, 2013

Another tiny miracle: Graphene oxide soaks up radioactive waste

(Phys.org)—Graphene oxide has a remarkable ability to quickly remove radioactive material from contaminated water, researchers at Rice University and Lomonosov Moscow State University have found.

Condensed Matter Dec 24, 2012

A clearer look at how iron reacts in the environment

(Phys.org)—Using ultrafast X-rays, scientists for the first time have watched how quickly electrons hop their way through rust nanoparticles.

Cell & Microbiology Nov 7, 2012

New bacteria, potential carbon cycling, bioremediation roles reported

(Phys.org)—Proteomics experts and resources at EMSL contributed to a study published in Science centered on the discovery of new bacteria and the metabolic roles, such as carbon cycling, of bacteria in the environment. The ...

General Physics Oct 17, 2012

Method uses cosmic rays to gather detailed information from inside damaged Fukushima nuclear reactors

(Phys.org)—Researchers from Los Alamos National Laboratory have devised a method to use cosmic rays to gather detailed information from inside the damaged cores of the Fukushima Daiichi nuclear reactors, which were heavily ...

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