نتایج جستجو برای: map of occurring air pollution

تعداد نتایج: 21211833  

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...

2015
J. K. Vanos S. Cakmak L. S. Kalkstein Abderrahmane Yagouti

It has been well established that both meteorological attributes and air pollution concentrations affect human health outcomes. We examined all cause nonaccident mortality relationships for 28 years (1981-2008) in relation to air pollution and synoptic weather type (encompassing air mass) data in 12 Canadian cities. This study first determines the likelihood of summertime extreme air pollution ...

2011
Philipp Latzin Urs Frey Jakob Armann Elisabeth Kieninger Oliver Fuchs Martin Röösli Bianca Schaub

BACKGROUND/OBJECTIVES Ambient air pollution can alter cytokine concentrations as shown in vitro and following short-term exposure to high air pollution levels in vivo. Exposure to pollution during late pregnancy has been shown to affect fetal lymphocytic immunophenotypes. However, effects of prenatal exposure to moderate levels of air pollutants on cytokine regulation in cord blood of healthy i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

2004
Adrianos Retalis Nicolaos Sifakis

Satellite sensors of low, high or moderate spatial resolution have started to be used in the last decade to assess and map atmospheric pollution over and around cities. This paper presents preliminary results of the ESA “AO1495” project aiming at the acquisition and examination of Envisat MERIS data for monitoring air pollution (in terms of aerosol optical thickness) in the lower troposphere of...

Journal: :Health education research 2004
B R Barnes A Mathee L Krieger L Shafritz M Favin L Sherburne

Indoor air pollution is responsible for the deaths and illness of millions of young children in developing countries. This study investigated the acceptability (willingness to try) and feasibility (ability to perform) of four indoor air pollution reduction behaviors (improve stove maintenance practices, child location practices, ventilation practices and reduce the duration of solid fuel burnin...

Journal: :World journal of clinical pediatrics 2013
Sumal Nandasena Ananda Rajitha Wickremasinghe Nalini Sathiakumar

Indoor air pollution (IAP) is a key contributor to the global burden of disease mainly in developing countries. The use of solid fuel for cooking and heating is the main source of IAP in developing countries, accounting for an estimated 3.5 million deaths and 4.5% of Disability-Adjusted Life Years in 2010. Other sources of IAP include indoor smoking, infiltration of pollutants from outdoor sour...

Cognitive functioning is critical as in our daily life a host of real-world complex decisions in high-stakes markets have to be made. The decision-making process can be vulnerable to environmental stressors. Summarizing the growing economic and epidemiologic evidence linking air pollution, cognition performance and real-world decision-making, we first illustrate key physiological and psychologi...

2009
John S. Otto John P. Rula Fabián E. Bustamante

Detailed on-line measurements of city air quality are necessary to support compliance with air quality standards and emission strategy developments and to inform both policy makers and the general public in a timely manner. Current approaches to pollution monitoring, however, rely on very small numbers of stationary nodes. Providing detailed air quality information is a particularly hard challe...

Ali Abdolahnejad , Ali Asghar Ebrahimi , Amir Mohammadi , Negar Jafari , Yaghob Hajizadeh ,

Introduction: Due to more than 1.7 million population, many vehicles and large industries around Isfahan, it has become one of the most polluted cities in Iran. The aim of this study was a spatial analysis of the concentrations of air pollutants and the air quality index (AQI). Materials and Methods: In this descriptive and evaluative study, the air quality data of 7 monitoring stations in 201...

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