نتایج جستجو برای: air pollution tolerance index apti

تعداد نتایج: 755512  

2012
Sharad Gokhale

Exposure to air pollution in city centers is of major concern because of its health-risks to urban dwellers, trafficcorridor users and even to in-transit commuters. The steady growth in traffic is the major source of toxic air pollutants in urban centers these days. Therefore, studying exposure to air pollutants in urban centers is of special interests to environmental health scientists. This s...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کردستان - دانشکده کشاورزی و منابع طبیعی 1392

در سالیان اخیر پدیده حزن انگیز گرد و غبار گاها آسمان غرب ایران را اشغال کرده و زندگی مردم را تحت تاثیرات زیانبار خود قرار داده است. پدیده گرد و غبار که به عنوان مهمترین معضل زیست محیطی کشور در دهه اخیر قلمداد می شود واجد طیف وسیعی از خسارات و اثرات منفی است که باعث گردیده این موضوع از یک شکل محلی به بحرانی بین المللی تبدیل شود. این پایان نامه به مقایسه خصوصیات فیزیکوشیمیایی ذرات گرد و غبار در...

Journal: :iranian journal of public health 0
fatima benaissa 1. dept. of ecology, bejaia university , bejaia, algeria. rezak alkama 2. electrical engineering laboratory, bejaia university , bejaia, algeria. isabella annesi-maesano 3. epar (epidemiology of allergic and respiratory diseases, inserm u 1136, institute pierre louis of epidemiology and public health , paris, france ; 4. epar, upmc sorbonne universités, umr-s 1136, institute pierre louis of epidemiology and public health , paris, france.

to assess the health impact of air pollution on bejaia population in the north of algeria, we carried out a descriptive epidemiologic inquiry near the medical establishments of three areas.from hospital admissions registers, we collected data on the hospital mortality and admissions relating to the various cardiorespiratory pathologies generated by this type of pollution. in parallel, data on t...

Journal: :Environment international 2012
Jason G Su Michael Jerrett Rachel Morello-Frosch Bill M Jesdale Amy D Kyle

Low-income communities and communities of color often suffer from multiple environmental hazards that pose risks to their health. Here we extended a cumulative environmental hazard inequality index (CEHII) - developed to assess inequalities in air pollution hazards - to compare the inequality among three urban counties in California: Alameda, San Diego, and Los Angeles. We included a metric for...

2015
Wei Jiang Yandong Wang Ming-Hsiang Tsou Xiaokang Fu Luís A. Nunes Amaral

Outdoor air pollution is a serious problem in many developing countries today. This study focuses on monitoring the dynamic changes of air quality effectively in large cities by analyzing the spatiotemporal trends in geo-targeted social media messages with comprehensive big data filtering procedures. We introduce a new social media analytic framework to (1) investigate the relationship between ...

2016
Xiuwei Liu Hongyong Sun Til Feike Xiying Zhang Liwei Shao Suying Chen

The major wheat production region of China the North China Plain (NCP) is seriously affected by air pollution. In this study, yield of winter wheat (Triticum aestivum L.) was analyzed with respect to the potential impact of air pollution index under conditions of optimal crop management in the NCP from 2001 to 2012. Results showed that air pollution was especially serious at the early phase of ...

2017
Karen Hettfleisch Lisandra Stein Bernardes Mariana Azevedo Carvalho Luciana Duzolina Manfré Pastro Sandra Elisabete Vieira Silvia R. D. M. Saldiva Paulo Saldiva Rossana Pulcineli Vieira Francisco

BACKGROUND It has been widely demonstrated that air pollution can affect human health and that certain pollutant gases lead to adverse obstetric outcomes, such as preeclampsia and fetal growth restriction. OBJECTIVES We evaluated the influence of individual maternal exposure to air pollution on placental volume and vascularization evaluated in the first trimester of pregnancy. METHODS This ...

2014
Bin Zou Fen Peng Neng Wan Keita Mamady Gaines J. Wilson

Air quality is known to be a key factor in affecting the wellbeing and quality of life of the general populous and there is a large body of knowledge indicating that certain underrepresented groups may be overexposed to air pollution. Therefore, a more precise understanding of air pollution exposure as a driving cause of health disparities between and among ethnic and racial groups is necessary...

2012
Kin Seng Lei Feng Wan

Nowadays, the conception on environmental protection is increasingly rising up and one of the critical environmental issues is the air pollution due to the rapidly growth of economy and population. Hence, a significant forecasting for the air pollution index (API) becomes important as it can act as the alarm for alerting our awareness in the air pollution issue. In this research, an architectur...

Journal: :International journal of occupational medicine and environmental health 2015
Mieczyslaw Szyszkowicz

OBJECTIVES The objective of this study was to present a technique for estimating the effect of ambient air pollution mix on health outcomes. MATERIAL AND METHODS We created a technique of indexing air pollution mix as a cause of the increased odds of health problems. As an illustrative example, we analyzed the impact of pollution on the frequency of emergency department (ED) visits due to col...

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