Some people fight invasive plants with chemicals and scorched-earth tactics. In Washington, D.C., graphic designer Patterson Clark turns them into art.

Source: http://www.npr.org/2011/02/28/134054004/the-art-of-war-on-invasive-species?ft=1&f=1057

Fortenberry, Jeff Foster, Bill Foxx, Virginia Frank, Barney Franks, Trent