Conserving Natural Resources in the National Parks: Fiscal Year 2011 Report to Congress

ISBN-13: 9781494453022 / Angielski / Miękka / 2012 / 92 str.

U. S. Department O. National Park Service

Opis

The Report to Congress describes natural resource activities across the National Park System in Fiscal Year 2011. By doing so, it responds to a request from Congress that the National Park Service report on Challenge related expenditures and accomplishments.