نتایج جستجو برای: protected natural landscape
تعداد نتایج: 593018 فیلتر نتایج به سال:
introduction:landscape structure means the pattern of a landscape, which is determined by its type of use, but also by its structure, i.e. the size, shape, arrangement and distribution of individual landscape elements. for the delineation of these landscape elements, or so-called patches, often land use or land cover units are used. in this context, “‘land cover’ refers to the physical surface ...
The source populations of tigers are mostly confined to protected areas, which are now becoming isolated. A landscape scale conservation strategy should strive to facilitate dispersal and survival of dispersing tigers by managing habitat corridors that enable tigers to traverse the matrix with minimal conflict. We present evidence for tiger dispersal along transboundary protected areas complexe...
Land use change is certainly the most important factor that affects the conservation of natural ecosystems, resulting the conversion of natural lands such as forests and pastures into agricultural, industrial and urban areas. Despite numerous studies investigating landscape patterns due to land use change, the driving forces of landscape change has been less studied in Iran. In this study, Arti...
The development of GIS based methodologies supports a program for monitoring the territorial dynamics that are occurring in the Estorãos rural watershed (NW Portugal). GIS integrates spatial databases from different research and development projects, with the purpose of understanding: (i) the relationships between land use processes and changes, and environmental management policies; (ii) the e...
the notion of sustainable development has rapidly gained considerable attention since the lastdecades of the twentieth century. it has become a locus for global paradigm shift on environment and development issues particularly after rio conference in 1992. the comparative analysis of agenda 21 and major un documents, mdg, and rio+20 as well as some major sources are made to provide a context fo...
Based on the analysis of expedition, stock, published and official cadastral materials specially protected natural areas, article characterizes complex (landscape) nature reserves Vologda region in context landscape concept formation network areas region, gives assessment compliance with biodiversity conservation tasks under taiga zone conditions. The history establishment reserves, species age...
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