نتایج جستجو برای: economic studies and ecological capability
تعداد نتایج: 17015934 فیلتر نتایج به سال:
Introduction: Human ecology examines the interactions between humans and the environment. Investigation of the human happiness and health requires a systematic study of the human life and ecosystem, which includes the physical and social environment of the human species. Ecosystem is the basis of changes that occur in the biological, psychological, and social systems, because they happen in...
the world wide web becomes very popular recently and plays an influential role in english learning. by burgeoning role of source-based writing as partial fulfillment of tefl courses and vast use of the internet, lack of empirical studies to explore these areas is obvious. this study aimed to explore the effect of the amount of familiarity with the web (internet literacy) on junior english stude...
forests and rangelands are the most important natural ecosystems which provide many economic benefits to the society due to their biodiversity and ecological functionalities. dashtenaz wildlife refuge, sari, is a sylvan region, covering 55 ha of rangeland with abundant diversity, is refuge of an endangered species of deer called dama mesopotamica. in this study, contingent valuation method (cvm...
bekenstein and hawking by introducing temperature and every black hole has entropy and using the first law of thermodynamic for black holes showed that this entropy changes with the event horizon surface. bekenstein and hawking entropy equation is valid for the black holes obeying einstein general relativity theory. however, from one side einstein relativity in some cases fails to explain expe...
In this thesis several models are developed and analyzed in an attempt to better un derstand the interaction of culture economic structure and the dynamics of human ecological economic systems Speci cally how does the ability of humans to change their individual behavior quickly and easily in response to changing environmental conditions behavioral plasticity alter the dynamics of human ecologi...
introduction due to its multifunctional nature agriculture play important roles in ecological processes such as carbon sequestration, flood control, groundwater recharge, nutrient cycling, and purifying water, soil and air in addition to providing food, feed and fiber. these cover almost all ecological services provided by natural ecosystems, including provisioning services, regulating services...
Geo-tourism is a combination of geography and tourism. In this sense, geo-tourism encompasses biodiversity, cultural diversity, beautification, community-based tourism, and even local food movement, and homogeny and similarity are considered its enemies. Geo-tourism is a form of tourism which is defined to ensure the establishment and improvement of geographical features such as the environment...
Protected areas (PAs) remain central to the conservation of biodiversity. Classical PAs were conceived as areas that would be set aside to maintain a natural state with minimal human influence. However, global environmental change and growing cross-scale anthropogenic influences mean that PAs can no longer be thought of as ecological islands that function independently of the broader social-eco...
current studies in second language (l2) learning have revealed the positive role of corrective feedback (cf) in both oral and written forms in different language features. the present study was an attempt to investigate the effect of both direct and indirect written corrective feedback (wcf) on the use of grammatical collocations in l2 writing. the study also sought to examine whether the effec...
this thesis examines the significances and implications of inflicted physical pain in waiting for the barbarians (1980) by john maxwell coetzee (1940 - ). the researcher tries to show how body becomes a site for exercising violence. in this way, the government’s representatives turn bodies of the barbarians into blank pages through torturing in order to create the truth of the empire. in this p...
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