ALTHOUGH IN 1969 CHATANOOGA, TENNESSEE, WAS CONSIDERED THE DIRTIEST CITY IN AMERICA, NOW IN 1995 IT CAN BOAST OF BEING ONE OF THE CLEANEST. SCOTT SIMON SPEAKS WITH WAYNE CROP, AN ENVIRONMENTAL LAWYER AND FORMER EXECUTIVE DIRECTOR OF THE CHATTANOOGA AIR POLLUTION CONTROL BUREAU, ABOUT THIS TRANSFORMATION.
Copyright 1995 NPR
