Jul.20 -- Enrique Blanco, Chief Technology Officer, Telefónica; Anne Chow, CEO, AT&T Business; and Matt Kelly, CEO, JBG SMITH, chat with Bloomberg Opinion's Technology, Media and Telecoms Columnist, Alex Webb, about how 5G and IOT can be practically used to help improve sustainability. The collaboration between AT&T and JGB SMITH to make National Landing the United States’ first 5G smart city at scale is spotlighted.