"Bacteria could scrub uranium from sites contaminated decades ago. Uranium-contaminated groundwater can be cleaned up by resident microbes, say microbiologists1.

Cold War-era uranium processing has left contaminated sites across the United States and the world. Traditional pump-and-treat methods can take decades and expose workers to toxic levels of uranium. Now a better solution is being proposed by Robert Anderson, of the University of Massachusetts Amherst, and his colleagues.
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Bugs boost Cold War clean-up