Weather attribution science uses real-world data and models to establish if and how climate change influences the intensity and likelihood of a specific event.

Executive Director of CO2 Coalition Gregory Wrightstone says climate change is not increasing the size or severity of hurricanes.

At least 184 people have been killed by the direct and indirect effects of Helene's devastating trip across the U.S., most from the cataclysmic rainfall in the mountains. Start the day smarter. Get all the news you need in your inbox each morning.