نتایج جستجو برای: percentage of landscape
تعداد نتایج: 21172419 فیلتر نتایج به سال:
Landscape Ecology Group, University of Oldenburg, D-26111 Oldenburg, Germany Institute of Geoecology, University of Potsdam, D-14415 Potsdam, Germany Helmholtz Centre for Environmental Research – UFZ, Department of Conservation Biology, Permoserstr. 15, 04318 Leipzig, Germany Field Station Fabrikschleichach, University of Würzburg, Glashuettenstrasse 5, 96181 Rauhenebrach, Germany Institute of ...
Land cover has rapidly changed due to the relatively high population density, high rate of seasonal and permanent migrants, favorable conditions of natural and cultural, frequency of industrial units, coastal border and harbour and great rate of construction in the mazandaran province in recent years. Land cover changes are led to fragmentation, perforation, dissection, shirinkage, attrition an...
tehran the capital city of iran, with a population of about 8 million and an area of over 700 km2 is one of the most polluted metropolises in the world. tehran is suffering from a tremendous reduction in its sink capacity for absorption and assimilation of pollution which is generally due to uncontrolled urban sprawl and failure in consideration of ecological aspects into regional land use plan...
This research pursues the cognition Architectural and Landscape characteristics of gardens of Ghasre Ghajar of Tehran and Takht of Shiraz, also trying to attain structural ـ essential patterns in both and the ways these two relate to each other, with the aim of revitalizing the patterns of terraced garden and then implementing in new Architectural ـ Landscape projects. This attempt is justifi...
Both visual and service quality of urban landscape play an important role in the process of visual visibility assessment and effectiveness of these services as well. Given the fact that the existence of dead, cold, and soulless spaces in cities is affected by heterogeneity and visual contamination that is free from eye-catching and desirability. Therefore, this research seeks to evaluate the v...
The coastal landscape is relatively new and complex category that offers the potential of sharing the sciences of architecture, perspective, nature and the environment, tourism and hospitality, beyond their physical effects on one another, their widespread effects in enhancing identity and the quality of the architectural atmosphere cannot be ignored. Approaches to greeting with beaches in Isla...
4 The historical fabric of Davan village is located near the city of Kazeroon, with physical features such as steppe gardening system, Stone architecture, with the ancient Sassanid period and ecological characteristics, beside with intangible values such as customs and particular dialects of the local people, that the result of the intelligent interaction of human with natur...
Popcorn fractals are instances of Integrated Fractal Systems involving trigonometric functions. In this paper, we study the effect of spherical, swirl and pseudo-horseshoe functions on popcorn fractals to produce talismanic and tantric designs. General Terms Fractal, Algorithm, Turbo C++, Program.
Factors associated with agricultural intensification, for example, loss of seminatural vegetation and pesticide use has been shown to adversely affect the bee community. These factors may impact the bee community differently at different landscape scales. The scale dependency is expected to be more pronounced in heterogeneous landscapes. However, the scale-dependent response of the bee communit...
iran has mountainous landscapes and half of its surface is occupied by highlands. moreover, iran is an arid country and deserts are located at lower altitudes. most metropolitan areas are positioned in mid-altitudes between mountain and desert. cities grow upwardly toward the highlands under pressures of urbanization and desertification. foothill ecotones are a zone between upland mountains and...
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