نتایج جستجو برای: ecological city

تعداد نتایج: 252354  

Journal: :Korea journal of population and development 1990
M Min

"This paper examines the urban growth of 33 small and intermediate Korean cities during 1975-1980 from the ecological perspective. Using the multiple regression analysis, population growth of a city is measured by variables such as industrial structure, distance from a metropolitan city, and educational level of residents in a corresponding city. At the present development stage in Korea, tho...

2013
Thomas W. Davies Jonathan Bennie Richard Inger Kevin J. Gaston

Artificial light is globally one of the most widely distributed forms of anthropogenic pollution. However, while both the nature and ecological effects of direct artificial lighting are increasingly well documented, those of artificial sky glow have received little attention.We investigated how city lights alter natural regimes of lunar sky brightness using a novel ten month time series of meas...

2014
Jung A Lee Jinhyung Chon Changwoo Ahn Marc A. Rosen

Ecosystem service values have rarely been incorporated in the process of planning ecological infrastructure for urban areas. Urban ecological infrastructure is a network system of natural lands and waters that provides ecosystem services. The purpose of this study was to design landscape corridors that maximize the value of ecosystem services in ecological infrastructure planning. We explored t...

Journal: :جغرافیا و مخاطرات محیطی 0
محمد رحیم رهنما فهیمه عبادی نیا

1. introduction the concept of sustainable travel and transport is embedded in the broader concept of sustainable development, which relates to maintaining or improving the quality of human life and variety of social opportunities within the natural constraints and limits of the global ecosystem. the organization for economic cooperation and development (2004) defines an environmentally sustain...

2012
Sarel S. Cilliers Stefan J. Siebert

Little urban ecological research has been done in South Africa. The papers in the Ecology and Society special feature Urban Ecological and Social-Ecological Research in the City of Cape Town make, therefore, an important contribution to the development of urban ecology locally and globally. Different approaches have been used in the study of urban ecology of different urban areas in South Afric...

Journal: :Present Environment and Sustainable Development 2017

Journal: :Association of Arab Universities Journal of Engineering Sciences 2019

Iran has seasonal rivers because of dry climate, low rainfall and different topography. These river- valleys have main role in forming, genesis, and sustainability of human settlements and provide different ecological services. The main services include beauty, store of green spaces, water supply, reduce and create temperature differences, local air flow and natural ventilation which are part o...

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