pregracke: all right, that's a wrap. shut it down. lemonis: everything chad'spicks up gets sorted at volunteer events around the country. all right, guys. then almost all of it gets recycled. pregracke: this is what we got out of just a two-mile stretch. it's about teamwork. it's about teamwork. lemonis: this one's in st. louis with anheuser-busch -- one of chad's corporate sponsors. pregracke: when i think of these people coming out and helping us, i think of that as a way of serving your country. i think the new green is really red, white, and blue. and i think the green movement hasn't moved that far, because people aren't saying, "hey, conserving america's resources, i think that that's patriotic." lemonis: no doubt about it. i think meeting someone like you gives me renewed hope that there's people that actually care more about it than others. it still amazes me that this many people still show up, as many as they do, and help out. lemonis: chad's built a movement on the mississippi. it reminds me that all it takes to tackle a mighty problem is someone who