"Body heat already warms the (train)station itself but the surplus, currently let out in thin air, will be redirected to provide as much as 15 percent of the heating in a planned 4,000 square meter office building..." http://www.msnbc.msn.com/id/22595086/?gt1=10755 Commuters' heat will warm up offices MSNBC James Gabriel Duncan BioEnergy and Sustainable Technology Society http://grove.ufl.edu/~bests/