نتایج جستجو برای: environmental impacts
تعداد نتایج: 486234 فیلتر نتایج به سال:
The impacts of environmental science on Bhutanese students’ environmental sustainability competences
Abstract The subject of environmental science (ES) was introduced into Bhutanese schools to educate students about sustainable conservation. This study aims answer the research question: What are impacts studying ES on for sustainability? employed mixed methods draw data from interviews with six principals, 14 teachers and 189 students, surveys 563 secondary schools. Participants indicated deve...
Land suitability evaluation is the fitness of a given tract of land based on its production potential for a defined use. This study was conducted to evaluate the land suitability of Mobarakeh-Zarrinshahr district located in west of Isfahan province using Analytical Hierarchy Process (AHP) technique. To do the evaluation, firstly the hierarchy structure was established, which consisted of object...
Successful economic development depends on the rational use of natural resources and on reducing as far as possible the adverse environmental impacts of development projects. Environmental assessment (EA) is a primary tool for achieving this objective, by inserting critical environmental information into the process of project identification, preparation, and implementation. Economic analysis, ...
Microalgae are considered promising sources of raw material for biodiesel production. The cultivation of microalgae for obtaining biomass depends on several factors such as the amount of available nutrients, CO2, water, light, temperature and pH. The literature suggests the use of alternative nutrients for reducing the environmental impacts of biodiesel production from microalgae. This study ai...
The advent of the Internet and e-commerce has brought a new way of marketing and selling many products, including books. The system-wide impacts of this shift in retail methods on cost and the environment are still unclear. While reductions in inventories and returns provide significant environmental savings, some of the major concerns of the new e-commerce business models are the energy and pa...
Anthropogenic greenhouse gas (GHG) emissions have become significant environmental indicators in analyzing the comparative environmental impacts of conventional and newly developed alternative systems or techniques. Life Cycle Assessment (LCA) is considered an accepted and systematic methodology to calculate the amount of carbon released from all the processes of a system/technique, helping use...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید