Joint Oversight Field Hearing on National Park Overflights : Congressional Joint Hearing

Hearing on perceived problems with safety & the natural quiet caused by air tour overflights above national parks, especially the Grand Canyon National Park. This has been a recurrent issue since at least 1975 when Congress passed PL 93-620, which gave the Interior Dept. authority to develop regulations to protect the park from actions causing significant adverse effects on the natural quiet of the park. Witnesses represented: Skywest Airline; U.S. Air Tour Assoc.; Helicopter Assoc. Int'l.; Western River Expeditions; Sierra Club; Nat. Park Service; Grand Canyon Trust; Grand Canyon Air Tour Council; FAA, & Nat. Parks & Conservation Assoc.Hansen, James V. is the author of 'Joint Oversight Field Hearing on National Park Overflights : Congressional Joint Hearing', published 2000 under ISBN 9780788185069 and ISBN 0788185063.