08/12/2002 Byliner: Powell Says Sustainable Development is Compelling Issue for the United States (Powell article in special edition of U.N. publication) (2090) (This byliner by U.S. Secretary of State Colin Powell appeared in an August 12 special edition of the United Nations Environment Program magazine "Our Planet" and is in the public domain. No republication restrictions.) (begin byliner) Only One Earth Colin L. Powell The World Summit on Sustainable Development comes barely 20 months after we welcomed in the new century. Despite the stories and images of trouble we read in our newspapers and view on our television screens, this...