How do we build our way out of environmental and social devastation? With: master green builder John Abrams of South Mountain Company; Matt Petersen, founder and executive director of Global Green USA, on rebuilding New Orleans; and Stewart Brand, founder of Whole Earth Catalog, on innovations in improving the lives of residents of slums and favelas in the Global South. Moderated by Terrence McNally, host of KPFK’s Free Forum. (B1)