نتایج جستجو برای: 86465223 hectares class 2 of extensive outdoor recreation potential

تعداد نتایج: 21541226  

2001
H. KEN CORDELL CARTER J. BETZ GARY T. GREEN H. K. Cordell

This paper broadly explores changing outdoor recreation demands, environmental opinions and demographics in the United States. With this country’s population predicted to more than double by the end of this century, it is imperative that we understand these treru.5 and their implications for better managing our natural envimnment and pmviding opportunities for outdoor recreation in that environ...

Journal: :Preventive medicine 2013
Kimberly J Shinew Monika Stodolska Caterina G Roman Jennifer Yahner

PURPOSE The purpose was to examine how fear of crime, crime victimization, and perceived level of community incivilities are related to physical activity participation and outdoor recreation among Latino adolescents. METHOD The study utilized a mixed methods approach that included 25 qualitative interviews and 390 school-based surveys collected from youth across three schools in Little Villag...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this research we have studied the effect of some transition-metals (cu, ag and au) substitutions on two-electron reduction potential of flavins by application of dft method. all geometries have been optimized at blyp level of theory and “6-31+g** + lanl2dz” mixed basis set. the frequency job at the same method and basis sets has been performed to obtain gibbs free energy of compounds. it h...

2017
Hanna Rasi Heli Kuivila Tarja Pölkki Risto Bloigu Hannu Rintamäki Marjo Tourula

BACKGROUND In Finland, children spend a lot of time outdoors in winter. Outdoor recreation in winter has a wide variety of effects on children's well-being. Although children are a subgroup that is vulnerable to cold exposure, remarkably little research has been done on the subject. OBJECTIVE The aim of this study was to describe children's outdoor recreation, cold exposure and symptoms in wi...

2005
H. Ken Cordell James L. Chamberlain

Research on forest recreation over the last 60 years has been voluminous. Research on nontimber forest products (NTFP) has been much less voluminous. In this chapter the history of these two tracks of research has been reviewed. Not all studies are mentioned; rather, a representative selection of the subject matter is discussed. Forest recreation research had its beginnings in the late 1950s wi...

Journal: :Journal of environmental management 2007
Evan E Hjerpe Yeon-Su Kim

Economic impact analysis (EIA) of outdoor recreation can provide critical social information concerning the utilization of natural resources. Outdoor recreation and other non-consumptive uses of resources are viewed as environmentally friendly alternatives to extractive-type industries. While outdoor recreation can be an appropriate use of resources, it generates both beneficial and adverse soc...

2008
Deborah J. Chavez Patricia L. Winter James D. Absher

Chavez, Deborah J.; Winter, Patricia L.; Absher, James D., eds. 2008. Recreation visitor research: studies of diversity. Gen. Tech. Rep. PSW-GTR-210. Albany, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Research Station. 216 p. In 1987, the Pacific Southwest Research Station (PSW) of the U.S. Department of Agriculture Forest Service (USFS) chartered a research work unit...

2013
Robert E. Manning Robert G. Dvorak

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...

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