نتایج جستجو برای: indicators of quality of environment including air pollution
تعداد نتایج: 21282726 فیلتر نتایج به سال:
this thesis is about the effect of self-confidence and educational motivation on oral translation quality.
Outdoor Air Quality OAQ): The federal government has made great progress towards cleaning outdoor air since 1970 via the Clean Air Act (CAA) and its additional amendments signed into law in 1990. This Act resulted in a significant 70% reduction of aggregate emissions of six representative indicators of common pollutants between the years of 1970 to 2014! Thusly, the CAA laws define the EPA’s re...
Quality of urban environment as a subset of quality of life now represents the search for happiness and personal satisfaction in urban environment and is a broad concept which is concerned with the overall well-being in urban environment. The purpose of this study was to investigating the quality of urban environment according to the 5 urban landscape indicators; Land use, Green space, Populati...
the east mediterranean region suffers from high levels of air pollution which has a negative impact on pregnancy outcomes. this work systematically reviews the epidemiological evidence on maternal exposure to air pollution and adverse pregnancy outcomes in the region. relevant papers and reports published between 2000 and 2014 were searched. combinations of search terms including countries, exp...
Background:Consequences of air pollution on the health effects, including the formation and aggravation of respiratory ,neurological and cardiovascular disease, caused air quality monitoring and control as something inevitable in most urban & industrial areas issue that should be raised at national level. Industries are among important pollutant factors of the environment that contaminate thei...
environmental pollution consists of different types of pollutants in air, soil, and water. due to the fact that plants can respond to environmental pollution, they can be used as bio-indicators for environmental monitoring. air pollution in areas with oil and gas refineries nearby is an important problem. this study aims to survey the effects of gas refinery air pollutants on conocarpus erectus...
Received: 16 Oct, 2012 Accepted: 16 Des, 2012 Background & Aims : Human health has faced serious risks due to air pollution as a consequence of urbanization. So the World Health Organization has reported more than 1.3 million premature deaths due to urban air pollution in 2010. Continuous monitoring of air quality to determine pollutants and identify their emissions sources are considered a...
in recent years, increasing population, vehicles and industrial growth have caused air pollution that is initiated many environment problems and damaged public health. to check the air quality in different regions, pollution data that are collected in air pollution stations are required. for better and more realistic monitoring of air pollution, the stations must be distributed exactly and even...
during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...
Since 2012, China has been facing haze-fog weather conditions, and haze-fog pollution and PM2.5 have become hot topics. It is very necessary to evaluate and analyze the ecological status of the air environment of China, which is of great significance for environmental protection measures. In this study the current situation of haze-fog pollution in China was analyzed first, and the new Ambient ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید