نتایج جستجو برای: Anti-desertification plans

تعداد نتایج: 419256  

Journal: Desert 2018
A. Caiserman D. Dragovich F. Amiraslani

     Desertification was recognized in Iran several decades ago. This phenomenon has gradually affected half the provinces in the country, where droughts exacerbate problems in these drylands. In response, the government has been active in providing considerable funds and human resources to halt desertification through investing in national research and executive projects over the last fifty ye...

2005
Y. CHEN H. TANG

Desertification in north China is ongoing despite the endeavours to mitigate it over the past 50 years. Overall examination of the context of desertification and defects of desertification-combating programmes is a prerequisite for desertification control, which is now attracting general concern in China. The physiographic circumstances of north China, including the dry, continental, mid-latitu...

Journal: Desert 2017
M. Ownagh S.A. Arami

About 80 percent of Iran is arid and semi-arid and about 35 percent of this area is susceptible to desertification hazard. Therefore desertification assessment and identification of the most important criteria for the assessment of risk and a basis for development of management plans is essential. This research was conducted in the semi-arid region of Agh-Band in the Golestan province, Iran wit...

2008
Luca Montanarella Gergely Tóth

A common misunderstanding is that desertification is linked to the presence of deserts. The truth is that desertification can and does occur far from any climatic desert, as the presence or absence of a nearby desert has no direct relation to desertification. Desertification is the result of human induced land degradation which can be accelerated under severe drought conditions, and can occur u...

Journal: :desert 2013
gh. chamanpira gh.r. zehtabian ahmadi h. m. ekhtesasi

in recent years, the topic of desertification has been discussed in different ways in scientific areas. this event occurred globally, regionally and nationally and many steps were taken to stop it. desertification is challenged universally and its destructive effects are unavoidable and its consequences do endanger the life of inhabitants. the identification of sensitive regions and prevention ...

Journal: :desert 0
gh. chamanpira senior expert, agriculture and natural resources research center of lorestan province, khoram abad, iran gh.r. zehtabian professor, faculty of natural resources, university of tehran, karaj, iran ahmadi h. professor, science and research branch, islamic azad university, tehran, iran m. ekhtesasi ekhtesasi

in recent years, the topic of desertification has been discussed in different ways in scientific areas. this event occurred globally, regionally and nationally and many steps were taken to stop it. desertification is challenged universally and its destructive effects are unavoidable and its consequences do endanger the life of inhabitants. the identification of sensitive regions and prevention ...

Journal: :global journal of environmental science and management 0
m. akbari department of watershed and arid zone management, faculty of range land and watershed, gorgan university of agricultural sciences and natural resources, gorgan, iran m. ownegh department of watershed and arid zone management, faculty of range land and watershed, gorgan university of agricultural sciences and natural resources, gorgan, iran h.r. asgari department of watershed and arid zone management, faculty of range land and watershed, gorgan university of agricultural sciences and natural resources, gorgan, iran a. sadoddin department of watershed and arid zone management, faculty of range land and watershed, gorgan university of agricultural sciences and natural resources, gorgan, iran h. khosravi department of arid and mountainous regions reclamation, faculty of natural resources, university of tehran, tehran, iran

risk assessment provides the possibility of planning and management to prevent and reduce the risk of desertification. the present study is aimed to assess the hazard and risk of desertification and to develop management programs in the semi-arid western regions of golestan province in iran. desertification rate was obtained using the iranian model of desertification potential assessment. since...

Journal: Desert 2012
Ahmadi H. Gh. Chamanpira Gh.R. Zehtabian M. Ekhtesasi

In recent years, the topic of desertification has been discussed in different ways in scientific areas. This event occurred globally, regionally and nationally and many steps were taken to stop it. Desertification is challenged universally and its destructive effects are unavoidable and its consequences do endanger the life of inhabitants. The identification of sensitive regions and prevention ...

Risk assessment provides the possibility of planning and management to prevent and reduce the risk of desertification. The present study is aimed to assess the hazard and risk of desertification and to develop management programs in the semi-arid western regions of Golestan Province in Iran. Desertification rate was obtained using the Iranian model of desertification potential assessment. Since...

Introduction: Currently, desertification is a catch-up of many countries in the world, including developing countries. This problem is seen not only in dry and semi-arid areas, but also in parts of the semi-humid areas. Desertification involves processes that are both natural causes and human inferiority. Land degradation is referred to as desertification due to one or a combination of processe...

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