Now I Get It: 2017 was the costliest year for U.S. natural disasters

2017 was the most expensive year yet for damages caused by natural disasters, according to the National Oceanic and Atmospheric Administration, a federal agency. Hurricanes Harvey, Maria and Irma, as well as the wildfires in the West, make up a majority of the losses — and scientists are concerned about the role climate change may be playing in this extreme weather.