نتایج جستجو برای: land use index

تعداد نتایج: 2150612  

2017
Walter Musakwa

In developing countries like South Africa processed geographic information systems (GIS) data on land suitability, is often not available for land use management. Data in this article is based on a published article "The strategically located land index support system for humans settlements land reform in South Africa" (Musakwa et al., 2017) [1]. This article utilities data from Musakwa et al. ...

2016
S. S. AKAY E. SERTEL

Urban land cover/use changes like urbanization and urban sprawl have been impacting the urban ecosystems significantly therefore determination of urban land cover/use changes is an important task to understand trends and status of urban ecosystems, to support urban planning and to aid decision-making for urban-based projects. High resolution satellite images could be used to accurately, periodi...

Journal: :Remote Sensing 2016
Fengqin Yan Shuwen Zhang Xingtu Liu Dan Chen Jing Chen Kun Bu Jiuchun Yang Liping Chang

Sanjiang Plain has undergone dramatic land degradation since the 1950s, which has caused negative effects on ecosystems services and sustainability. In this study, we used trajectory analysis as well as the Lorenz curve, Gini coefficient and relative land use suitability index (R) to analyze spatiotemporal changes of land degradation from 1954 to 2013 and to make a preliminary estimation of the...

2016
Helena Kahiluoto Janne Kaseva

Efficiency in the use of resources stream-lined for expected conditions could lead to reduced system diversity and consequently endanger resilience. We tested the hypothesis of a trade-off between farm resource-use efficiency and land-use diversity. We applied stochastic frontier production models to assess the dependence of resource-use-efficiency on land-use diversity as illustrated by the Sh...

2010
Paulo M. Barbosa Mário R. Caetano

We present a methodology to detect terrain mobilization in the years following a fire using multitemporal Landsat TM imagery. Furthermore, we show the spectral evolution of the land cover since fire occurrence, and analyze the feasibility of detecting the type of land cover a number of years after fire occurrence. The methodology developed here is a spectral change identification technique base...

2005
Vânia Barcellos Rui António Rodrigues RAMOS

This work applies the sustainable evaluation to the case of transport and land use planning in urban areas. A set of indicators according the three dimensions of sustainability, environment, economics, and social aspects, are defined to evaluate the mobility in urban areas. The aim of this work is to present a procedure to define a Sustainable Mobility Index in Urban Areas. A set of transports ...

Journal: :Remote Sensing 2013
Hao Wu Yurong Sun Wenzhong Shi Xiaoling Chen Dongjie Fu

Understanding the spatial patterns of urban land use at both the macro and the micro levels is a central issue in global change studies. Due to the nonlinear features associated with land use spatial patterns, it is currently necessary to provide some distinct analysis methods to analyze them across a range of remote sensing imagery resolutions. The objective of our study is to quantify urban l...

Introduction: More than 168 countries face the phenomenon of land degradation and desertification. Land use changing and more exploitation of nature's potential in arid and semiarid ecosystems over the past three decades have increased the trend of desertification phenomena in these ecosystems. Deserts are dynamic ecosystems that are constantly evolving. Deserts are dynamic ecosystems that are ...

2006
Xiao-Ling Chen Hong-Mei Zhao Ping-Xiang Li Zhi-Yong Yin

Global warming has obtained more and more attention because the global mean surface temperature has increased since the late 19th century. As more than 50% of the human population lives in cities, urbanization has become an important contributor for global warming. Pearl River Delta (PRD) in Guangdong Province, southern China, is one of the regions experiencing rapid urbanization that has resul...

Journal: :Remote Sensing 2015
Abduwasit Ghulam Oghlan Ghulam Maitiniyazi Maimaitijiang Karen Freeman Ingrid Porton Matthew Maimaitiyiming

In this paper, grid cell based spatial statistics were used to quantify the drivers of land-cover and land-use change (LCLUC) and habitat degradation in a tropical rainforest in Madagascar. First, a spectral database of various land-cover and land-use information was compiled using multi-year field campaign data and photointerpretation of satellite images. Next, residential areas were extracted...

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