BBC: Climate change is expected to increase the frequency of extreme weather events around the world. One US group has given the 50 states a report card, ranking the risk of potential disasters and long-term dangerous changes.
Most US states are well-prepared for current natural disasters, but across the country, states have done little to factor in how climate change will increase or change risks - from wildfire, extreme heat, inland and coastal flooding and drought.
"Many of these states haven't...