نتایج جستجو برای: made land

تعداد نتایج: 583255  

2017
Shuhan Liu Dongyan Wang Hong Li Wenbo Li Qing Wang

Ecological land is a land use category provided with considerable ecological value and a vital indicator reflecting regional eco-environmental quality. However, it has experienced severe fragmentation during the rapid urbanization in China which strongly threatened the regional ecological security, land use pattern and human living environment. Therefore, analysis of spatiotemporal change of ec...

Journal: Desert 2013
F. Sarmadian Gh.R. Zehtabian H. Ahmadi T. Mesbahzadeh

Land degradation, or desertification, is specific to arid, semi-arid, and dry sub-humid regions. The rate of thisphenomenon is high in developing countries such as Iran. This research investigated desertification and mapping ofdesertification in Abuzaydabad, near Kashan, Iran, with an emphasis on land criteria using an IMDPA model.Different studies have assessed land degradation or desertificat...

Journal: Desert 2019
H. Keshtkar K. Ezimand S.K. Alavipanah, Y. Asadi

Urbanization is developing unprecedentedly on a global scale. One of the chief repercussions of urbanization, caused by man-made alterations in land-use/land-cover (LULC), is the formation of urban heat islands. Albeit, differences among landscape structures and its accompanied effects on the environment are mostly neglected. Accordingly, the main objective of this study is to survey the variou...

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...

2010
Sri Hartati Imas S. Sitanggang

Problem statement: Evaluating land suitability and selecting crops in modern agriculture is of critical importance to every organization. This is because the narrower area of land, the more effectiveness in planting is required in accordance with the desires of the land. Process of evaluating land suitability class and selecting plants in accordance with decision marker’s requirements is comple...

2001
Abhijit Patil Kulapramote Prathumchai Lal Samarakoon Kiyoshi Honda

In the present study, an attempt was made to develop a conceptual land use strategy for regional development in four provinces of northeast border region of Thailand. A detailed GIS analysis was done to create comprehensive database including land use, soil suitability, socio-economic data, rainfall, etc. The current land use was studied using GIS, satellite remote sensing, field observation an...

2006

3.1 LAND TENURE SECURITY AND LEGALIZATION............................................................... 8 3.1.1 Land Tenure Security and Legalization: Lessons Learned...........................13 3.2 IMPROVING INFRASTRUCTURE AND SERVICE DELIVERY.............................................. 15 3.2.1 Infrastructure and Building Standards ............................................................

Journal: :Environmental Modelling and Software 2006
C. Borrego H. Martins O. Tchepel L. Salmim A. Monteiro A. I. Miranda

Despite the progress made in controlling local air pollution, urban areas show increasing signs of environmental stress and air quality is one of the major concerns. The findings of several studies provide evidence that the shape of a city and the land use distribution determine the location of emission sources and the pattern of urban traffic, affecting urban air quality. This work focuses on ...

Journal: :محیط شناسی 0
فاطمه جهانی شکیب دانشجوی دکتری آمایش محیط زیست، دانشکدۀ شیلات و محیط زیست، دانشگاه گرگان بهرام ملک محمدی استادیار گروه برنامه ریزی و مدیریت محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران احمدرضا یاوری دانشیار دانشکدۀ محیط زیست، دانشگاه تهران یونس شریفی دانشجوی ارشد rs و gis، دانشگاه خوارزمی تهران فاطمه عادلی دانشجوی ارشد برنامه ریزی و مدیریت محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران

introduction land use change and climate change are the major concerns in the global environment. many environmental parameters affect the behavior of the earth’s climate system and its terrestrial components. effects of land use and land cover changes have direct influences on climate changes. now, climate change is known widely as a global health problem that has adverse impacts on natural an...

2005
I. D. Bishop

Observations of land-use decisions made within the virtual environment will lead to an improved understanding of the factors that are taken into account when making such decisions. For example, icons showing environmental quality can be displayed in the virtual environment to indicate the environmental impact of land-use choices. These can be switched on or off in different simulation runs to b...

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