نتایج جستجو برای: indicators of quality of environment including air pollution
تعداد نتایج: 21282726 فیلتر نتایج به سال:
abstract: proverbs are of the language materials which of the food of any language depends on the quality and quantity of these same materials. in the present research, the researcher tried to present the ramsarian proverbs according to four variables of color, fruit, plantsand animals that selected from the book of the members of each of these four variables, put them into the spss system fo...
this study investigated how group formation method, namely student-selected vs. teacher-assigned, influences the results of the community model of teaching creative writing; i.e., group dynamics and group outcome (the quality of performance). the study adopted an experimental comparison group and microgenetic research design to observe the change process over a relatively short period of time. ...
the centralization of human activities is associated with different pollutants which enter into environment easily and cause the urban environment more vulnerable. regarding the importance of air pollution issue for tehran metropolis, many plans and regulations have been developed. however, most of them failed to decline the pollution. the purpose of this study was to pathologically analyze air...
the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...
introduction discussion of sustainability and sustainable development, regardless of towns and cities would be meaningless cities as the main factor causing instability in the world are, in fact, the concept of urban sustainability and global are stability. environmental crises and urban issues such as air pollution, water, soil and water resources and agricultural land use renewable, global wa...
in this research,the authors conducted a study comparing two groups of male and female english language learners studying in a elt institute,in terms of their performance on their achievement test including listening comprehension,vocabulary,grammar,and reading comprehension and found no significant difference between the group except in listening comprehension part of the test in which the f...
This study compares the values of the critical air pollution indicators (including-sulphur dioxide, smoke, total deposited matter, gaseous fluorides, fluorides, and manganese in suspended particulates and deposited matter) measured in Sibenik for years 1989/90 when the industry was working with full capacity, and for years 1994/95 and 1995/96 when most plants were shut down due to Serbian aggre...
background and aims: air pollution is one of the health problems worldwide. previous epidemiological studies have investigated the impacts of air pollution on respiratory and cardiovascular diseases. the aim of this study was to determine the associations between air pollution levels and different health indicators among world countries. methods: this ecological study was performed in 2013 by u...
this research is about the political economy of china in central asia. in this research the political & economic interactions affected on chinas political economy in central asia are examined. chinas goal of presence in central asia including political-security, economic and energy goals is described in one part. in another part, the trade relations between china and central asian countries ar...
Development disorders may be arisen from the unavoidable maternal exposure to particulate air pollution during the prenatal life that can be affected not only periconceptional period but also postnatal life. A kind of chemical material categorized as air pollutants are present in the urine, blood and semen of exposed men and may decline sperm count and affect sperm quality. Environment toxic ca...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید