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

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.

Copyright 2025 NPR

Alejandra Borunda
Alejandra Borunda (she/her) is a reporter on NPR's Climate Desk, where she covers the intersection of climate change and health. She reports on how climate change is affecting people's bodies and minds—and how people can, and are, protecting themselves and others.
Ailsa Chang
Ailsa Chang is an award-winning journalist who hosts All Things Considered along with Ari Shapiro, Mary Louise Kelly and Juana Summers. She landed in public radio after practicing law for a few years.

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