NATURE'S HELPERS: USING MICROORGANISMS TO REMOVE TCE FROM WATER In 2002, Bruce Rittmann, PhD, director of the Biodesign Institute’s Center for Environmental Biotechnology, received a patent for an innovative way to use nature to lend society a hand. He invented a treatment system, called the membrane biofilm reactor (MBfR), which uses naturally occurring microorganisms to remove contaminants from water. Now Rittmann and his research team, which includes Rosa Krajmalnik-Brown and Jinwook Chung, recently published a paper in the journal ___________________ The full version of this story is available online at http://www.physorg.com/news123416239.html