20230410-FS-PJK-0980_TONED

International Institute of Tropical Forestry integrating forest inventory data from across Puerto Rico and the U.S. Virgin Islands disseminates knowledge critical to the conservation of tropical forests.

Here, Biological Science Technician Humberto Robles-Rivera sorts litterfall samples from Elevation Gradient Project in the the Luquillo Experimental Forest.

(USDA Forest Service photo by Preston Keres)

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