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Hurricane science has come leaps and bounds since Katrina. The progress is now at risk

By Alejandra Borunda,

Ailsa Chang

Published August 21, 2025 at 4:20 PM EDT

Climate change increased the severity of Hurricane Katrina 20 years ago. Since the scientific understanding of how climate change influences hurricanes has changed and improved.

Alejandra Borunda

Ailsa Chang

Ailsa Chang is an award-winning journalist who hosts All Things Considered along with Ari Shapiro, Audie Cornish, and Mary Louise Kelly. She landed in public radio after practicing law for a few years.

See stories by Ailsa Chang