Written by Gregory A. Hall The Courier-Journal
A truck drives past bales of dried hemp on the premises of company Hanffaser Uckermark eG in Prenzlau, eastern Germany on July 27, 2013. (BERND SETTNIK/AFP/Getty Images) / AFP/Getty Images
Chris Poynter, a spokesman for Louisville Mayor Greg Fischer, said hemp can help pull many contaminants out of the soil of former industrial sites, a valuable step toward potentially redeveloping so-called brownfields.