نتایج جستجو برای: ecological patches

تعداد نتایج: 122902  

Maryam Kamyab Teimouri

Paying attention to the spatial placement of the elements (man-made or natural) based on the landscape pattern and ecological processes in urban design would have a considerable impact on both human and the nature. In a way that the discords in the placement of patchs in respect to each other, or in respect to visual corridors and urban matrixes lead to the unwanted results in the cities. The e...

A new method to quantify, monitore and assess ecological structures and functions is the application of graph theory. In ecology, this theory demonstrates its suitable application in assessment of ecological connectivity. Connectivity is the structural attribute of landscape which facilitates the species movement among their habitats. Using graph theory, this paper aims to assess the connectivi...

فاخران, سیما, فرهمند, مریم, مرادی, حسین, مکی, تکتم, ایروانی, مجید ,

Development of roads through protected areas and ecological sensitive regions can have catastrophic effects on wildlife. In Iran, road construction in sensitive habitats and protected areas has been expanding during the past decades. This study focuses on the ecological impacts of Isfahan’s west ringway, which passes through Ghamishloo wildlife refuge, I.U.C.N category IV, in Isfahan Province. ...

Journal: :international journal of environmental research 2012
s. rasouli m. makhdoum farkhondeh h.r. jafari r. suffling b. kiabi

identification of rapid degradation of ecological resources requires effective environmental monitoring including ecological integrity assessment .our first aim is to analyze ecological integrity in a landscape context while developing a method to assess integrity in spite of a dearth of historical data. we used a spatial-temporal reference framework for land cover maps for assessing ecologica...

2015
Yang Yang Li Nan

The newly proposed concept, the Regional Pattern for Ecological Security (RPES), provided an integrated strategy for implementing ecosystem restoration and biodiversity conservation at regional scale. Based on the concept and its theoretical basis, the designing principles and a preliminary method were put forward. With the method, the Regional Pattern for Ecological Security of the area along ...

Journal: :international journal of environmental research 0
m. r. masnavi university of tehran, iran h. tasa university of tehran, iran m. ghobadi university of lorestan, iran m. r. farzad behtash tehran urban planning and research center, iran s. negin taji tehran urban planning and research center, iran

tehran city has been subject of critical environmental challenges during the course of 20th. century namely: massive population growth, broad expansion, reduction in urban open/green spaces, increasing in energy consumption and waste production. releasing industrial wastewater into river valleys have led to considerable changes in structure of city's natural landscape. the natural structur...

Journal: :محیط شناسی 0
شهیندخت برق جلوه مدیر گروه برنامه ریزی و طراحی محیط پژوهشکده علوم محیطی دانشگاه شهید بهشتی مینا منصوری کارشناسی ارشد مهندسی طراحی محیط زیست دانشکده محیط زیست دانشگاه تهران سید یحیی اسلامی عضو هیأت علمی دانشکده معماری پردیس هنرهای زیبا دانشگاه تهران

introduction this study is dealt with the environmental planning from a bio-cybernetic and hierarchical systems viewpoint within the context of landscape ecology. this viewpoint requires not only knowledge of the science of ecology but also ecological wisdom in order to recognize the place of humankind in nature. the conceptual and practical approach which is provided will help landscape planne...

Journal: :international journal of environmental research 2010
b. aminzadeh m. khansefid

this study investigates the application of landscape ecology in planning and design of urban ecological systems. the ecological approach to landscape planning and the concepts of designing and implementing ecological systems have gained increasing attention in the last two decades. however, the ecological systems of urban environment need more research to consider built and natural patches and ...

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