نتایج جستجو برای: social and especially water resources
تعداد نتایج: 17066967 فیلتر نتایج به سال:
Water resources are a prerequisite for the emergence and development of social space, its post-industrial advancement at current stage. Lack drinking water industry agricultural sector economy is characteristic many countries, which causes confrontation conflicts between regions countries on this issue. The analysis problem role regarding use philosophy policy some states stage relevant appropr...
Water yield, water supply and quality, wildlife habitat, and ecosystem productivity and services are important societal concerns for natural resource management in the 21st century. Watershedscale ecohydrologic studies can provide needed context for addressing complex spatial and temporal dynamics of these functions and services. This study was conducted on the 5240 ha Turkey Creek watershed (W...
in civil engineering concrete is a material combined of hydraulic cement, sand, gravel and water. gravel and sand compose 60 to 70 percent of concrete. these aggregates support compression force of concrete. cement paste acts as glue to stick grain together. in bushehr factories producing aggregates do not operate according to astm standards, so that fineness modulus (fm) of the produced sands ...
outbreak of security, hygienic, and … problems has caused civil managers of birjand to realize the existence of marginalization phenomenon within the city; and seek to detect the procedure of development and organization, specially descending social consequences of this issue. the research is descriptive and applicable and is implemented to target the detection of the effective factors on formi...
integrated assessment of water resources systems, as one of the iwrm basic steps, is the most important stage in the process of planning and implementing water resources management. water accounting frameworks have been introduced for organizing water data and combining them with economic data to come up with effective strategies towards greater productivity with maintaining or improving enviro...
Public awareness of water- and drought-related issues is an important yet relatively unexplored component of water use behavior. To examine this relationship, we first quantified news media coverage of drought in California from 2005 to 2015, a period with two distinct droughts; the later drought received unprecedentedly high media coverage, whereas the earlier drought did not, as the United St...
in this study we investigated the impacts of population increase on life quality, with a special focus on its impact on the natural resources and environmental issues. this analysis was conducted using data over a 16 year period. since water is one of the most important factors contributing to the growth and development of countries, the increase in population size, industry sector growth, urba...
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