The Road to Change: America's Climate Crisis

CNN Special Report – Season 41

During his journey into America's climate crisis, CNN's Bill Weir interviews the nation's top climate change experts and leaders including former vice president Al Gore, Gov. Gavin Newsom, and Greta Thunberg who help explain the wide-ranging threats communities will increasingly face as climate change continues unabated -- and more importantly, what is required to avoid the worst case scenario.