نتایج جستجو برای: landscape ecology as a modern interdisciplinary science offers new concepts

تعداد نتایج: 14413201  

A Shahcheraghi, S Gholampour, SA. Mansouri,

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...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1392

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

Journal: :Environmental management 2014
Carol P Harden Anne Chin Mary R English Rong Fu Kathleen A Galvin Andrea K Gerlak Patricia F McDowell Dylan E McNamara Jeffrey M Peterson N LeRoy Poff Eugene A Rosa William D Solecki Ellen E Wohl

This article summarizes the primary outcomes of an interdisciplinary workshop in 2010, sponsored by the U.S. National Science Foundation, focused on developing key questions and integrative themes for advancing the science of human-landscape systems. The workshop was a response to a grand challenge identified recently by the U.S. National Research Council (2010a)--"How will Earth's surface evol...

2012
Jiquan Chen Sari C. Saunders

1. ABSTRACT Landscape ecology has advanced with rapid developments in technology, increasing knowledge exchange among scientific disciplines, and a growing number of modern scientists across disciplines. The science of landscape ecology represents a unique discipline examining biophysical and social processes across multiple ecosystems and multiple dimensions of time and space. This discipline ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

abstract in first part of this project, the use of a new and biguanid-like catalyst supported on silica as a recyclable catalyst provides a new route for the synthesis of a variety of arylalkylidene rhodanine derivatives through knoevenagle reaction in at present of solvent at room temperature. rhodanine derivatives and especially arylalkylidene rhodanines have proven to be attractive compound...

Journal: :محیط زیست طبیعی 0
علی عسگریان دانشجوی کارشناسی ارشد، رشتۀ منابع طبیعی ـ محیط زیست، دانشگاه تهران بهمن جباریان امیری استادیار دانشکدۀ منابع طبیعی ـ گروه محیط زیست، دانشگاه تهران

development of remote sensing (rs) and gis techniques and that of landscape metrics in the late 1980s have caused to introduce a new dimension in the landscape ecology arena (the relationship between spatial patterns and ecological processes). however, scale dependence of some of landscape metrics and rs systems of different spatial resolution has resulted in particular attention into selection...

Journal: :Trends in ecology & evolution 2012
William K Michener Matthew B Jones

Ecology is evolving rapidly and increasingly changing into a more open, accountable, interdisciplinary, collaborative and data-intensive science. Discovering, integrating and analyzing massive amounts of heterogeneous data are central to ecology as researchers address complex questions at scales from the gene to the biosphere. Ecoinformatics offers tools and approaches for managing ecological d...

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