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Development of the National Parks
Purposes of the National Parks and Responsibilities
7 other sections not shown
acre feet activities adequate administrative aquatic B-S O O bighorn sheep biological biologists Biscayne aquifer canals cent Conservation Area Dade County ecological effects effluent established Everglades National Park Everglades Park facilities Federal field fish flood Florida flow gallons Geological Grand Teton Grand Teton National Greater Miami habitat interpretation Lake land levee miles million Mount McKinley National Academy National Park Service National Park System natural conditions natural features natural history research O O B-S o o O O objectives Olympic National Park operational management organized Park area planning plants and animals population present preservation projects pumped purposes recharge recognized recommendations research in natural Research is needed research personnel research problems research program research staff restoration results of research salt water sewage specific Tamiami Trail Teton National Park Teton Range tion unique vegetation visitors Washburn-Langford-Doane Expedition Washington Water Supply wildlife Yellowstone National Park