Marsh Restoration A Louisiana Army National Guard UH-60 Black Hawk helicopter lowers a bundle of recycled Christmas trees into the Bayou Sauvage Urban National Wildlife Refuge during the annual Christmas Tree Drop in New Orleans, March 20, 2024. The trees will create a wave break to trap sediment and restore marshland as part of a U.S. Fish and Wildlife Service program. SHARE: Download: Full Size (1.01 MB) Tags: Army, national guard Credit: Army Staff Sgt. David Kirtland VIRIN: 240320-Z-NG364-1209B.JPG Photo Gallery