نتایج جستجو برای: landscape change

تعداد نتایج: 652549  

Journal: :محیط شناسی 0
محمد پناهنده استادیار گروه پژوهشی محیط زیست، پژوهشکدۀ محیط زیست، جهاد دانشگاهی حبیب فتحی دخت کارشناس ارشد علوم محیط زیست و کارشناس ارشد پژوهشی پژوهشکدۀ محیط زیست، جهاد دانشگاهی

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 ...

It is impractical to implement conservation efforts for all species due to complexity of natural systems, large scale of biodiversity issues, and budget limitations. Prioritizing species of conservation importance can alleviate this issue. Multiple interrelated criteria may be used for conservation prioritization of species. Therefore, the accurate evaluation of criteria is a multi-criteria dec...

Journal: :Du Bois Review: Social Science Research on Race 2006

Today, urban and rural planning and management programs need to obtain accurate spatial information at successive times about land use changes. The main purpose of this study is to study and evaluate land use changes due to physical development with respect to 4 land uses in Bayer, agricultural lands, water zones and man-made lands in Pakdasht. Data were collected through Landsat satellite imag...

2008
J. TANG Z. YAO

The landscape pattern of Daqing City, China, has undergone a significant change over the past 20 years, as a result of the rapid urbanization process. To understand how urbanization has influenced the landscape in Daqing City, the largest base of the petrochemical industry in China, we conducted a series of spatial analyses with landscape pattern maps obtained from Landsat images in 1979, 1990 ...

2018
Ramon Casadesus-Masanell Andres Hervas-Drane

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