Sirens echoed this week across several states in the Midwest.

According to the National Weather Service, a storm system made up of several thunderstorms – known as a derecho – developed over Iowa and swept through parts of Illinois, Indiana, Michigan, and Wisconsin.

This year has seen almost a thousand tornadoes. The first of which was reported near Galveston, Texas, on January 5.

We get into what happened with those twisters and what we know about their uptick in frequency. We discuss what role, if any, climate change plays in all this.

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