نتایج جستجو برای: map of occurring air pollution

تعداد نتایج: 21211833  

Journal: Pollution 2017

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...

2017
Rajeshwari K. Rai

This research paper is an attempt towards analyzing real time air pollution data collected by PAQS sensor devices from some key locations in Bangalore. Air pollution in most of the metropolitan cities in India is turning out to be a major threat to our environment and hazardous to our health. Many infections and diseases related to lungs and throat are caused by the polluted air we breathe. The...

Recently, indoor air quality has attracted the attention of policymakers and researchers as a critical issue like that of external air pollution. Indoor air quality is more important as people spend time longer indoors than outdoors. Indoor environments are closed compared to external environments providing less opportunity for the pollutants to dilute. The emissions contain many substances tha...

Journal: :محیط شناسی 0
حمیدرضا جعفری استاد مدیریت و برنامه ریزی محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران سیروس حسن پور دانشجوی کارشناسی ارشد سنجش از دور و gis، دانشکدۀ جغرافیا، دانشگاه تهران لیلا رحیلی خراسانی دانشجوی کارشناسی ارشد مهندسی زمین شناسی، دانشکدۀ علوم پایه، دانشگاه آزاد واحد علوم و تحقیقات تهران احمد پور احمد استاد جغرافیا و برنامه ریزی شهری، دانشکدۀ جغرافیا، دانشگاه تهران

introduction: the process of urbanism in countries that are developing, like islamic republic of iran with increasing of the number and the size of cities and the fast accepting of population have been caused the forming of problems like an in-official economics and in-official settlement and was become creating high population in main and old places of city and increasing of air pollution and ...

Background and Objectives: Hospitals as one of the most important sensitive populated areas must be located in areas within standard air quality. The aim of this study was assessing Abadan hospitals outdoor air quality affected by oil refinery using CALPUFF (California Puff) model. Materials and Methods: This descriptive study was performed on the dispersion of sulfur dioxide (SO2) and nitroge...

Elaheh Jame Porazmey, Gholamreza Goudarzi, Mohammad Javad Mohammadi, Sahar Geravandi,

Epidemiologic studies in worldwide have measured increases in mortality and morbidity associated with air pollution (1-3). Quantifying the effects of air pollution on the human health in urban area causes an increasingly critical component in policy discussion (4-6). Air Q model was proved to be a valid and reliable tool to predicts health effects related to criteria  pollutants (particula...

2016
Carlos I. Falcon-Rodriguez Alvaro R. Osornio-Vargas Isabel Sada-Ovalle Patricia Segura-Medina

Urban air pollution is a serious worldwide problem due to its impact on human health. In the past 60 years, growing evidence established a correlation between exposure to air pollutants and the developing of severe respiratory diseases. Recently particulate matter (PM) is drawing more public attention to various aspects including historical backgrounds, physicochemical characteristics, and its ...

Journal: :The Science of the total environment 2015
Radka Nováková Jiří Neustupa

Excessive occurrence of microalgae on needles of gymnosperms was reported for the first time in the 1980s from the Scandinavian countries. Since then, it has been repeatedly encountered on needles from various European forest habitats. The abundance of these biofilms has been related to the climatic conditions, such as temperature and precipitation, as well as to the air pollution by nitrogen a...

Journal: :Anticancer research 2009
William B Grant

BACKGROUND There are large geographical variations of cancer mortality rates in the United States. In a series of ecological studies in the U.S., a number of risk-modifying factors including alcohol, diet, ethnic background, poverty, smoking, solar ultraviolet-B (UVB), and urban/rural residence have been linked to many types of cancer. Air pollution also plays a role in cancer risk. MATERIALS...

Journal: :iranian journal of environmental sciences 0
awkash kumar centre for environmental science and engineering, indian institute of technology, bombay, mumbai-400 076, india

air pollution is one of the major threats to environment in the present time. increase in degree of urbanization is a major cause of this air pollution. due to urbanization, vehicular activities are continuously increasing at a tremendous rate. mobile or vehicular pollution is predominantly degrading the air quality worldwide. thus, air quality management is necessary for dealing with this seve...

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