William Francis Weir is an American television journalist and author, currently serving as CNN's Chief Climate Correspondent and host of the global documentary series "The Wonder List with Bill Weir" since 2014. Based in Manhattan, Weir's debut book, "Life as We Know It (Can Be)," confronts major threats to life and explores ideas for a more promising future, drawing on his extensive reporting experience.
Before joining CNN, Weir had a notable career at ABC News.