Hurricane and tornado winds spin in circles, but there's another, equally dangerous storm type where winds barrel straight ahead. They're called derechos, and are most common in summer.
What creates such dramatic storms across the US Great Plains? The key factors are topography and temperature differences.
Bison once dominated the Great Plains but were nearly wiped out by hunters in the 1800s. Now scientists are learning that bison's presence improves plant and wildlife diversity on the prairies.
There are some good explanations for the mismatch between regional support for climate action and the areas where renewable energy is making the biggest inroads.