نتایج جستجو برای: the rich natural resources
تعداد نتایج: 16150880 فیلتر نتایج به سال:
background & aim: the traditional knowledge about medicinal plants is the basic step in many drug productions. traditional medicine and herbal drug have absorbed attraction of many world authorities. using medicinal plants has developed in many countries even those with a vast use of chemical drugs. ethno-botanical studies result in documentation of many useful plants. in these studies the ...
caucasus has been an important region for turkey since the collapse of the soviet :union:. this importance emanates from the region’s own natural resources, its position at the crossroads of the oil and gas rich regions of the world and chronic political instability and security threats. turkey as the key neighbour of the caucasus has experienced state – led fundamental and structural changes w...
Background: Public participation in decisions regarding natural resources is the easiest way to preserve these resources. It seems that having human of conservation ethics of natural resources, has affect on their participation in the preservation of natural resources. This survey research was done to investigate the relationship between conservation ethics of natural resources and particip...
this thesis basically deals with the well-known notion of the bear-invariant of groups, which is the generalization of the schur multiplier of groups. in chapter two, section 2.1, we present an explicit formula for the bear-invariant of a direct product of cyclic groups with respect to nc, c>1. also in section 2.2, we caculate the baer-invatiant of a nilpotent product of cyclic groups wuth resp...
abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...
This paper summarizes and extends previous research that has shown evidence of a `curse of natural resourcesa } countries with great natural resource wealth tend nevertheless to grow more slowly than resource-poor countries. This result is not easily explained by other variables, or by alternative ways to measure resource abundance. This paper shows that there is little direct evidence that omi...
Abstract Non-renewable natural resources play an important role in sustainable development of developing countries such as Iran. However, since the natural resources should be preserved for future generations, proper use of such resources seems mandatory. Women are one of the prime users of natural resources in developing countries. The purpose of this study is to assess the conservational be...
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