نتایج جستجو برای: wilderness region and wildlife

تعداد نتایج: 16892361  

2000
J. Baird Callicott

Names are important. The name “wilderness” is fraught with historical baggage obfuscating the most important role of wilderness areas for contemporary conservation. The received wilderness idea has been and remains a tool of androcentrism, racism, colonialism, and genocide. It privileges virile and primitive recreation, because the main reason wild lands were originally preserved is for such ut...

Journal: :Preventive veterinary medicine 2012
Dipa P Brahmbhatt Geoffrey T Fosgate Edwin Dyason Christine M Budke Bruce Gummow Ferran Jori Michael P Ward R Srinivasan

One of the most important transboundary animal diseases (TADs) in the southern African region is foot-and-mouth disease (FMD). In this region, a pathway for spread of FMD virus is contacts between cattle and certain species of wildlife. The objective of this study was to evaluate contacts between cattle and wildlife in the Kruger National Park (KNP) and the adjacent Limpopo province for the tim...

2009
Lee E. Frelich Peter B. Reich

1 Corresponding author: [email protected] ABSTRACT: Climate warming is predicted to cause boreal forests in the Boundary Waters Canoe Area Wilderness (BWCAW), Minnesota, to shift to savanna and/or temperate forest in the next century. Invasive earthworms, exotic tree pests, and deer overabundance will magnify the impacts of warmer temperatures. Seldom do we assess potential threats to ecosystem ...

Journal: :Wilderness & environmental medicine 2004
Robert W Derlet James R Carlson Mikla N Noponen

OBJECTIVE To analyze backcountry-area water quality in US Department of Agriculture Forest Service-designated wilderness areas for the presence of coliform and potentially pathogenic bacteria. METHODS Thirty-one backcountry lakes and streams were selected that would stratify the risk based on use by backpackers, pack animals, commercial grazing animals, or natural unaffected wilderness areas....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

2012
Matt Homstad

The purpose of this paper is to present sufficient evidence that wilderness group therapy is capable of acting as the ideal treatment modality for adolescent survivors of sexual abuse. Existing literature regarding adolescent development, childhood sexual victimization, treating this population, and the nature of wilderness group therapy has been consulted, synthesized, and is presented here. T...

2002
Steven Lawson Robert Manning

ilderness management researchers and practitioners have long recognized that wilderness experiences are influenced by the social conditions experienced (e.g., the number of other groups encountered), the resource conditions experienced (e.g., the amount of human impact at camping sites), and the management conditions imposed (e.g., the number of backcountry permits issued; Hendee et al. 1990). ...

2000
David N. Cole William E. Hammitt

Increasingly, wilderness managers must choose between the objective of wildness (“untrammeled” wilderness) and the objectives of naturalness and solitude. This dilemma has surfaced with awareness of the pervasiveness of human influence in wilderness and that regulation is often the only way to maintain outstanding opportunities for solitude. Should we trammel wilderness to compensate for unnatu...

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