Subjects: Ecology; Physical geography; Conservation biologySCIENCE / Life Sciences / Ecology; NATURE / Environmental Conservation & Protection; SCIENCE / Earth Sciences / General
Record details
Subjects: Ecosystem managementNATURE / General; NATURE / Environmental Conservation & Protection; POLITICAL SCIENCE / Public Policy / General
Subjects: POLITICAL SCIENCE / Public Policy / Environmental Policy; HISTORY / United States / 20th Century
Subjects: Freshwater ecology; Marine ecology; Biotic communitiesSCIENCE / Life Sciences / Ecology; NATURE / Environmental Conservation & Protection; SCIENCE / Earth Sciences / Hydrology
Subjects: SCIENCE / Life Sciences / Ecology; NATURE / Plants / Trees; SCIENCE / Environmental Science
Subjects: Agriculture; Ecology; Agricultural ecologyTECHNOLOGY & ENGINEERING / Agriculture / General; SCIENCE / Life Sciences / Ecology