Subjects: Nature--Effect of human beings on--United States--History--19th centuryHISTORY / United States / Civil War Period (1850-1877); SCIENCE / Environmental Science
Record details
Subjects: Nature--Effect of human beings on--United States--History; Human ecology--United States--HistoryHISTORY / United States / General; NATURE / Environmental Conservation & Protection; POLITICAL SCIENCE / Public Policy / Environmental Policy