نتایج جستجو برای: land change modeler

تعداد نتایج: 691408  

Journal: :Current Investigations in Agriculture and Current Research 2019

2012
Julian Quan

Land reforms may be categorised broadly as either redistributive reforms, which change the patterns of land distribution and occupation, or land tenure reforms, which change tenurial relations between land owners and users without necessarily altering land distribution. ii In sub-Saharan Africa the principal approaches have been tenure reform through the introduction of individual leasehold or ...

Journal: :Raumforschung und Raumordnung 2012

Journal: :E3S web of conferences 2021

This article depicts on discussions about land use and cover change distribution in Khorezm province, Uzbekistan between 1987 2019. For the study Landsat 5 TM 8 OLI respectively used to detect changes area. region affected by Aral Sea shrinkage having received salt wind from northeast of region. Moreover, population increased within period, making density intense. Research is carried out reflec...

2014
Jiejun Huang Yanyan Wu Ting Gao Yunjun Zhan Wei Cui

Land use change is one of the most important scientific research themes in the field of global environmental change. Due to the presence of uncertainty and randomness in the real world, it is difficult to simulate land use change exactly. To address the spatial uncertainty and temporal randomness in land use change, we propose a model for simulating land use change based on Markov chain and cel...

2015
I. Chawla P. P. Mujumdar

Quantifying the isolated and integrated impacts of land use (LU) and climate change on streamflow is challenging as well as crucial to optimally manage water resources in river basins. This paper presents a simple hydrologic modeling-based approach to segregate the impacts of land use and climate change on the streamflow of a river basin. The upper Ganga basin (UGB) in India is selected as the ...

2003
WILLIAM E. EASTERLING KASPER KOK

This essay argues that much of the concern over issues of scale in the modeling of complex human-environment systems – of which integrated assessment models are a special case – tends to be preoccupied with bottom-up aggregation and top-down disaggregation. Deep analysis of the underlying explanation of scale is missing. One of the intriguing propositions of complex systems theory is the emerge...

2008
Eric F. Lambin

PERSPECTIVE. For the article ‘‘Land Change Science Special Feature: The emergence of land change science for global environmental change and sustainability,’’ by B. L. Turner II, Eric F. Lambin, and Anette Reenberg, which appeared in issue 52, December 26, 2007, of Proc Natl Acad Sci USA (104:20666– 20671; first published December 19, 2007; 10.1073 pnas.0704119104), the authors note that, due t...

Journal: :Atmospheric Chemistry and Physics 2009

Journal: :محیط شناسی 0
مهرنوش بختیاری فر کارشناس ارشد gis دانشکدة مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیر الدین طوسی محمد سعدی مسگری استادیار گروه مهندسی gis، دانشکدة مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی محمد کریمی دانشجوی دکترای gis، دانشکدة مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی ابوالقاسم چهرقانی کارشناس ارشد gis دانشکدة مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیر الدین طوسی

in recent decades, as a result of population growth, industrial developments, scarcity of sources, etc. more attention has been paid to spatial planning. spatial planning needs the consideration of different goals, scenarios, criterions and constraints, which leads us to the usage of spatial multi-criteria decision analysis (mcda) methods. the mail goal of this research is to develop a novel mo...

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