As fans return to sporting arenas and music lovers celebrate the return of concerts and festivals, sustainability issues at events and venues are coming back into focus – specifically, what to do about the ever-present disposable plastic cup. Upstream’s Chief Solutioneer/CEO, Matt Prindiville hosted special guests who are advancing “a better way than throw-away” and innovating solutions around single-use at large scale events including Roger McClendon from Green Sports Alliance, Michael Martin from r.Cup/r.Ware, and Ryan Everton from TURN.