نتایج جستجو برای: landscape
تعداد نتایج: 68582 فیلتر نتایج به سال:
The relationship between landscape patterns and functions is the central research theme of landscape ecology and forest management. This study assesses the interactive relationship of landscape heterogeneity with the carbon stock of urban forests in the city of Xiamen, Fujian Province, China, using spatial and statistical analyses. The objectives of this study are to explore the most appropriat...
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 ...
Landscape ecology as a modern interdisciplinary science offers new concepts, theories, and methods for land evaluation and management. One main part of landscape ecology is describing patterns in the landscape and interpreting the ecological effects of these patterns on flora, fauna, flow of energy and materials. Landscape studies require methods to identify and quantify spatial patterns of lan...
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.
landscape fragmentation has threatened the landscape continuity of ray which was maintainedfrom prehistoric times until recent decades. from 19th century that tehran sprawl growth affected ray’slandscape as a satellite city of tehran, ray experienced rapid landscape fragmentation and underwent manychanges. in order to cope with the threat, the process of changes from landscape fragmentation sho...
1. Lamont Doherty Earth Observatory, Palisades, New York 10964, U.S.A., [email protected] 2. U.S. Geological Survey, Menlo Park, CA 94025, U.S.A., [email protected] 3. University of Alaska Fairbanks, Fairbanks, AK 99775, U.S.A., [email protected] 4. Present address: Institute for Botany and Landscape Ecology, University Greifswald, Grimmer Strasse 88, Greifswald 17487, Germany, wilmking@uni-greifsw...
Cognitive ecology is a term that has been used in environments that are more tightly coupled and purposespecific than environments of everyday life. In this paper I consider cases from a cognitive ethnography of older adults. These cases show the analytical use of understanding the diachronic and synchronic cognitive ecology in which cognitive processes of everyday life occur. Specifically I di...
Background: The road to respond to the needs of today's modern world, affected by the advancement of technological tools, seeks to increase speed and increasing safety. This study seeks to improve the landscape quality of roads, explains the effective criteria in road design and the need to pay attention to the category of design ethics and emphasizes them. Conclusion: In order to increase the...
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...
Adverse changes in rangeland vegetation can be considered as one of the criteria for land degradation. Some of these changes can be evaluated through monitoring the spatial changes of landscape parameters. This study aimed to investigate the landscape changes in Kezab rangelands of Yazd province, central Iran. Landsat satellite images of 1990, 2002, and 2013, and landscape metrics including Tot...
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