{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Ecological Thresholds as a Basis for Defining Management Triggers for National Park Service Vital Signs?Case Studies for Dryland Ecosystems","author_name":"U.S. Department of the Interior","thumbnail_url":"https://www.ebooknetworking.net/books/149/618/big1496183568.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1496183568.html\">Ecological Thresholds as a Basis for Defining Management Triggers for National Park Service Vital Signs?Case Studies for Dryland Ecosystems</a>","width":400,"height":300}