 What that looks like is you have an ER that ramps up with people lined up 20 deep, right? And you go out and you basically say, I don't like on TV, okay, who's here for dialysis, right? He says his department was seeing nearly double the patients as normal. It's a problem hitting ERs more often as climate change is making hurricanes more dangerous and heat waves hotter. Alejandra Borunda, NPR News. You're listening to NPR News from Washington.