Bio-Accoustical studies in the National Parks.

Managing Outdoor Recreation: Case Studies in the National Parks

All those who have had the opportunity to enter Yellowstone National Park through its north entrance have been met with the unmistakable Roosevelt Arch. Its message represents to all visitors a critical mandate of the national park system: “For the benefit and enjoyment of the people.” However, this is not the only imperative for the national park system and its managers. The 1916 Organic Act a...

mesuring the staff technology readiness, the case of a multi national chemical company operating in iran

چکیده ندارد.

Exploitation of freshwater eels in National Parks

Mercury in Fish from National Parks

Mercury (Hg) is a toxic, global contaminant that threatens ecosystem and human health. Human activities have increased atmospheric concentrations 3-5 fold during the past 150 years. Airborne Hg enters environmental cycles in complex ways, resulting in the contamination of even remote places. The National Park Service (NPS) protects some of the most pristine and sensitive wilderness in North Ame...

Conservation Geographies in Sub-Saharan Africa: The Politics of National Parks, Community Conservation and Peace Parks

Sub-Saharan Africa has been the location of intense conservation planning since the colonial era. Under the auspices of wilderness protection, colonial authorities established national parks largely for the purpose of hunting and tourism while forcibly evicting indigenous populations. Concerns about the ethical and economic impacts of protected areas have generated interest in community conserv...