نتایج جستجو برای: urban expansion

تعداد نتایج: 308549  

2015
Laura RAYNER Karen IKIN

Urban expansion significantly alters fringe environments often with undesirable impacts on biodiversity. Consequently, there is a need to define clear conservation objectives for areas subject to urban encroachment. Urban fringe development is a highly dynamic process, both spatially and temporally, but few studies are equipped to examine its temporal effects on biota. We aimed to explore the i...

Journal: :Cities 2022

Developing countries tend to exhibit evident urban–rural income divergence as urban areas rapidly expand into adjoining land. However, Western-centric theories and studies of spatial inequality have not paid sufficient attention the connection between expansion. This paper employed a panel quantile regression model investigate this relationship in 220 prefecture-level Chinese cities 2006–2014. ...

تیموری, اصغر, ربیعی‌فر, ولی‌الله, هادوی, فرامرز, هادوی, محمدرضا,

Nowadays, irregular horizontal expansion of the cities is one of the nation’s major problems, having been given way to as a result of ever-increasing importance attached to the cities and their population concentration. The problems of the cities are the intertwined structural, economic, social, and environmental factors resulting from irregular horizontal expansion. However, despite difficulti...

2017
Derya Ozturk

Original scientific paper The evolution of cities over a specific time period and the determination of relevant trends are important to simulate for the proper development and planning of a city. In particular, coastal areas experience intense pressure from developers with respect to settlements, tourism, trade and industry, and built-up areas are being observed near coasts. The inability to di...

2012
Xuemei Bai Jing Chen Peijun Shi

Accelerating urbanization has been viewed as an important instrument for economic development and reducing regional income disparity in some developing countries, including China. Recent studies (Bloom et al. 2008) indicate that demographic urbanization level has no causal effect on economic growth. However, due to the varying and changing definition of urban population, the use of demographic ...

2015
Yasmina Maibeche Aissa Moali Nassima Yahi Nelly Menard

Habitat loss, fragmentation and urban expansion may drive some species to marginal habitats while others succeed in exploiting urban areas. Species that show dietary flexibility are more able to take advantage of human activities to supplement their diet with anthropogenically abundant and accessible resources. The Barbary macaque (Macaca sylvanus) is an endangered species due to the loss of it...

Journal: :desert 0
m.h. sadeghi ravesh assistant professor, faculty of agriculture, islamic azad university, takestan branch, takestan, iran h. ahmadi professor, islamic azad university, science and research branch, tehran, iran gh.r. zehtabian professor, faculty of natural resources, university of tehran, karaj, iran m. tahmoures phd. student, faculty of natural resources, university of tehran, karaj, iran

due to increasing importance of desertification challenges and its consequences the necessity of sustainabledevelopment achievement in arid and semi-arid regions is essential in order to avoid limited sources asting, increase the efficiency of controlling, reclamation and restoration projects of natural areas. based on the iterature review, it has been recognized that combating desertification ...

Journal: :iranian journal of psychiatry and behavioral sciences 0
vandad sharifi department of psychiatry,roozbeh hospital, tehran university of medical sciences, tehran, iran

in a period of less than five decades, the urban residence has dramatically increased in iran. currently more than two thirds of the population live in city dwellings. this rapid urbanization has considerable impact on people’s mental health and psychiatric care. the main strategy of iran's national program of mental health has been the integration of mental health into the primary health ...

1999

This paper describes the impacts of unplanned urban expansion and land surface change in the city of Bamenda in Cameroon, the underlying causes and the ecological and social implications. This expansion has placed great stress on forest, land and water ecosystems. Much of the city’s rapid growth in population has been accommodated in informal settlements on steep slopes and flood plains, with l...

2009
Norzailawati Mohd. Noor Mazlan Hashim

We have used cellular automata integrated with GIS and remote sensing to analyze urban sprawl aiming at analyzing expansion of potential unauthorized land uses for residential, commercial and industrial based on spatial factor deriving from remote sensing high resolution data. The spatial factors considered are used as parameter to measure either land use in these expansion process develop as u...

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