U.S. Department of Agriculture1. Historical maps of land use in Puerto Rico in 1951
- Author(s):
- Helmer, Eileen H.; Córdova, Juan R.; Quiñones, Maya; Hubing, Nick
2. Philadelphia land cover change data, 1970-2010 (2nd Edition)
- Author(s):
- Roman, Lara A.; Catton, Indigo J.; Locke, Dexter H.; Greenfield, Eric J.; Pearsall, Hamil; Eisenman, Theodore S.; Henning, Jason G.; Healy, Marc
3. Philadelphia park tree cover data, 1959-2018
- Author(s):
- Nix, Sabine A.; Roman, Lara A.; Healy, Marc; Rogan, John; Pearsall, Hamil
4. Philadelphia land cover change data, 1970-2010
- Author(s):
- Roman, Lara A.; Catton, Indigo J.; Greenfield, Eric J.; Pearsall, Hamil; Eisenman, Theodore S.; Henning, Jason G.