A rigorous model connects together the following three basic concepts: (1) "sustainability" meaning the generalized future power of an economy to consume over time; (2) "Green NNP" meaning a current measure of national income that subtracts off from GNP not just depreciation of capital but also, more generally, depletion of environmental assets evaluated at current efficiency prices; (3) "techn...

Purpose. Analysis of the relief and geological structure Vyzhnytskyi Cheremoskyi national natural parks (NNP) as important components complexes, which, well biota, are objects nature conservation institutions. Methods. Field research, geological-tectonic general geomorphological analysis NNP’s relief, review regional descriptive materials maps. Results. NNP located in South-Eastern part Ukraini...

This article analyses the push and pull factors that bring visitors to the Iranian national parks. The study used a structured questionnaire to collect data on these factors and the socio-demographic profile of the visitors. Survey conducted in Boujagh National Park, an area of 3177 hectares located in the north of the Iran, produced 400 questionnaires. The factor analysis identified four push ...

Introduction Park visitors' travel choices and behavior are longstanding concerns for the National Park Service. Travel behaviors can affect natural and cultural resources and the quality of the visitor experience. Driving park roadways has been central to the Ameri can national park experience since the earliest days of park preservation. As historian David Louter (2006) argued in his book Win...