The former president delivers remarks at the North American Climate Summit in Chicago. SUBSCRIBE to ABC NEWS: https://www.youtube.com/ABCNews/ Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK https://www. FACEBOOK /abcnews FOLLOW ABC News on TWITTER: twitter: #abc GOOD MORNING AMERICA’S HOMEPAGE: https://gma.yahoo.com/ Video Rating: / 5 The latest update to Google Earth Timelapse has four