> ## Content Index
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# How Louisiana's Mega Swamp Breaks Hurricanes
- URL: https://www.cascadepbs.org/show/untold-earth/episode/how-louisianas-mega-swamp-breaks-hurricanes-2zvfwv/
- Published: 2025-03-05T14:45:49.000Z
- Updated: 2025-08-22T09:57:56.000Z
- Description: Discover how The Atchafalaya Basin protects Louisiana's coast from hurricanes.
- Author: Cascade PBS Staff
- Tags: Untold Earth, Season 2, Episode 2, #ZZZ_Episode_6dc0d48b-c54c-4d24-b579-b7935e41b756, #episode, #ZZZ_Show_53bb3bef-6200-4947-a257-d3385486b9a0, #v1.16

In the Atchafalaya Basin—the largest river swamp in the U.S.—ancient cypress trees act as natural barriers against hurricanes and extreme weather. Spanning a million acres, these nearly indestructible trees have protected Louisiana's coast for thousands of years. How does this million-acre ecosystem protect Louisiana’s communities, and how can we protect it?