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OverviewThe National Park Service (NPS) is charged with maintaining national park units and their re-sources unimpaired for the enjoyment of future generations. Park resources aff ected by air qual-ity include scenery and vistas, vegetation, water, and wildlife. Full Product DetailsAuthor: National Park Service , National Park ServicePublisher: Createspace Independent Publishing Platform Imprint: Createspace Independent Publishing Platform Dimensions: Width: 21.60cm , Height: 0.30cm , Length: 28.00cm Weight: 0.159kg ISBN: 9781492818359ISBN 10: 1492818356 Pages: 58 Publication Date: 27 September 2013 Audience: General/trade , General Format: Paperback Publisher's Status: Active Availability: In stock We have confirmation that this item is in stock with the supplier. It will be ordered in for you and dispatched immediately. Table of ContentsReviewsAuthor InformationTab Content 6Author Website:Countries AvailableAll regions |