Chicago, Illinois - Feb. 1, 2012 - Join Green Roofs for Healthy Cities (GRHC) and the City of Chicago as we celebrate a decade of living architecture at the 10th Anniversary of CitiesAlive, from October 17 to October 20, 2012. This will be our biggest and most exciting CitiesAlive yet, and there are many exciting sponsorship and exhibiting opportunities available. Download the CitiesAlive Sponsorship Package and promote your company or organization in the biggest green roof market in North America. To discuss your sponsorship needs, contact Rebecca Black Director of Business Development at 416-791-4494 ex. 226 or This e-mail address is being protected from spambots. You need JavaScript enabled to view it .