Power of Clean -Bacteria harnessed by Chinese scientist may help clean up pollution. Professor Gejiao Wang at Huazhong Agricultural University is using a strain of Brachybacterium that absorbs manganese, nickel, and zinc from solutions. All these chemicals are also found in pollution, making this deep-sea bacteria a valuable candidate to use in pollution clean-up.
http://mic.sgmjournals.org/cgi/content/abstract/mic.0.024141-0v1
http://esciencenews.com/sources/science.centric/2009/06/05/bacteria.deep.can.clean.heavy.metals