نتایج جستجو برای: desertification indices
تعداد نتایج: 84578 فیلتر نتایج به سال:
The research aims to monitor environmental changes and study the state of desertification in northeastern part Al-Najaf province, Iraq. area suffers from drought phenomena. Remote sensing systems "RS" geographic information "GIS" are essential for monitoring because they provide Earth observation satellites that contribute detecting changes. Two Sentinel 2 images were acquired on December 26, 2...
Nowadays, desertification is one of the ecological crises of the world. To control Desertification, having a clear understanding of its factors and processes is necessary. KALMAND Protected Area region of Yazd with area of 71269.37 Hectares’ was considered to evaluate current Condition of desertification using ICD. Iranian Classification of Desertification (ICD) was presented by M. Ekhtes...
Urbanization lead a wide variety of difficulties that changes in the pattern of land use is the major consequence. One of the outcome of land use changes is ecological and biological capacity reduction or desertification. In this study, for determine of desertification due to urban development within the city of Mashhad, was used Iranian mothod (IMDPA). The land use map of this area was prepare...
Now days desertification of lands in phenomelal that threaded different region of world specially arid, semi arid and semi-arid humid. In this research whit using of two Irainian new methods: IMDPA that is based on geometric sum and MICD that is based on arithmetic sum. Desertification capacity of Lar city area during recent half century (from 1995 to 2005) has considered with emphasis on facto...
Since its origins, the concept of desertification has been shrouded in controversy and ambiguity. As a result, no single definition term acceptable; there is agreement on extent or seriousness; solutions proposed are often disparate counterproductive. This essay suggests all this due to being permanent ‘prisoner history’, historical process led by United Nations Convention Desertification (UNCC...
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