numbers of persian leopards have considerably decreased in recent years and for this reason it has been categorized as endangered in the iucn classification. habitat destruction is believed to be the main cause of the species population decline. hence, attempts to preserve the remaining habitats of this kind of animal effectively are deemed essential in reversing its downgrading trend. to hit t...

this is a year field study to evaluate the recreational needs of visitors bamu national park. bamu national park has the potential ecotourism capabilities to attract ecotourist which should be utilizing of this ability in regional planning. in this study clawson method used that one of the most common methods of evaluation systems resorts in aware of the people comments. about 225 questionnaire...

AIMS To assess the effectiveness for Scotland's National Naloxone Programme (NNP) by comparison between 2006-10 (before) and 2011-13 (after NNP started in January 2011) and to assess cost-effectiveness. DESIGN This was a pre-post evaluation of a national policy. Cost-effectiveness was assessed by prescription costs against life-years gained per opioid-related death (ORD) averted. SETTING Sc...

The genus Cortinarius is one of the largest in world among lamellar macromycetes, but Ukraine species this are insufficiently studied. Тhe article presents results mycological studies during 2010–2020 National Natural Park «Hutsulshchyna». main goal was to study composition NNP and identify rare taxa. Field research carried out on territory «Hutsulshchyna» by route-expedition method. As a resul...

Contingent choice surveys, in which respondents rate or rank alternative scenarios describing potential futures composed of varying levels of several different attributes, can help national park managers by identifying the preferences of visitors and also the nonuse values generated by park attributes. Many alternative combinations of park attributes can be explored efficiently, helping park ma...

birds constitute the important elements of most ecosystems of the world. the objective of this study was to survey and identify birds of boujagh national park. for this reason the park divided into 7 parts and during 24 months, between autumn 1383 and late summer of 1385, the park has been surveyed. the results show that 234 species have been identified (about %46.4 of all bird species througho...

Yellowstone National Park plays host to numerous microbiological research projects — officially 23, according to the 1996 Investigators' Annual Reports. However, once categories such as aquatic ecology, the study of brucellosis and other wildlife diseases, environmental education, geochemistry and geothermal systems, and vegetation are included, the total came to at least 35 in 1996. Research p...