1. Greenhouse gas emissions and removals from forest land, woodlands, and urban trees in the United States, 1990-2022: Estimates and quantitative uncertainty for individual states, regional ownerships, National Forests, and Tribal Ownership
- Author(s):
- Walters, Brian F.; Domke, Grant M.; Greenfield, Eric J.; Smith, James E.; Ogle, Stephen M.
2. Historical maps of land use in Puerto Rico in 1951
- Author(s):
- Helmer, Eileen H.; Córdova, Juan R.; Quiñones, Maya; Hubing, Nick
3. Puerto Rico, Vieques and Culebra land cover and forest formations circa 2000
- Author(s):
- Kennaway, Todd A.; Helmer, Eileen H.