نتایج جستجو برای: air pollution episodes

تعداد نتایج: 294996  

2000
OMAR R. MASERA BARBARA D. SAATKAMP DANIEL M. KAMMEN

Ð Promoting sustainable development requires evaluating the technical and policy options that will facilitate the adoption and use of energy ecient and less polluting cooking stoves and practices. The transition from traditional to modern fuels and devices has been explained by the ``energy ladder'' model that suggests that with increasing a‚uence, a progression is expected from traditional bi...

Journal: :Respirology 2012
Fanny W S Ko David S C Hui

Limited data suggest that outdoor air pollution (such as ambient air pollution or traffic-related air pollution) and indoor air pollution (such as second-hand smoking and biomass fuel combustion exposure) are associated with the development of chronic obstructive pulmonary disease (COPD), but there is insufficient evidence to prove a causal relationship at this stage. It also appears that outdo...

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 eco...

2017
Donatella D'Antoni Louise Smith Vivian Auyeung John Weinman

BACKGROUND Although evidence shows that poor air quality can harm human health, we have a limited understanding about the behavioural impact of air quality forecasts. Our aim was to understand to what extent air quality warning systems influence protective behaviours in the general public, and to identify the demographic and psychosocial factors associated with adherence and non-adherence to th...

2018
Eric Coker Samuel Kizito

An important aspect of the new sustainable development goals (SDGs) is a greater emphasis on reducing the health impacts from ambient air pollution in developing countries. Meanwhile, the burden of human disease attributable to ambient air pollution in sub-Saharan Africa is growing, yet estimates of its impact on the region are possibly underestimated due to a lack of air quality monitoring, a ...

Journal: :Neurocomputing 2013
Kit Yan Chan Le Jian

Artificial neural network (ANN) is a commonly used approach to estimate or forecast air pollution levels, which are usually assessed by the concentrations of air contaminants such as nitrogen dioxide, sulfur dioxide, carbon monoxide, ozone, and suspended particulate matters (PMs) in the atmosphere of the concerned areas. Even through ANN can accurately estimate air pollution levels they are num...

Journal: :ارتقای ایمنی و پیشگیری از مصدومیتها 0
محمد رضا مسعودی نژاد mohamadreza massoudinejad دانشگاه علوم پزشکی شهید بهشتیسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) الهام نیک نهاد elham niknahad دانشگاه آزاد اسلامی واحد علوم تحقیقاتسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

background and objective: bioaerosols are particles of microbes, viruses and derivatives; they exist in a wide variety of shapes and sizes and can be measured with different air samplers. the purpose of this study is the determination of bacterial aerosol in the air of hospitals and the determination of contaminated areas for disinfection proceedings by hospital health care teams, by selecting ...

Journal: :McGill Journal of Medicine : MJM 2009
Hong Chen Mark S. Goldberg

Chronic diseases, especially cancer, cardiovascular disease, and respiratory diseases, are the leading causes of morbidity and mortality worldwide. In Canada alone, chronic diseases account for 87% of total disability and 89% of all deaths (1). It is estimated that half of the Canadian population live currently with a chronic illness and more than 90% of them have these three diseases (1). Chro...

2016
Marko Tainio Audrey J. de Nazelle Thomas Götschi Sonja Kahlmeier David Rojas-Rueda Mark J. Nieuwenhuijsen Thiago Hérick de Sá Paul Kelly James Woodcock

Active travel (cycling, walking) is beneficial for the health due to increased physical activity (PA). However, active travel may increase the intake of air pollution, leading to negative health consequences. We examined the risk-benefit balance between active travel related PA and exposure to air pollution across a range of air pollution and PA scenarios. The health effects of active travel an...

Journal: :The Tohoku journal of experimental medicine 2014
Tsuyoshi Nishinakagawa Hideaki Senjyu Takako Tanaka Masaharu Asai Kenji Kotaki Yudai Yano Naomi Miyamoto Yorihide Yanagita Ryo Kozu Mitsuru Tabusadani Sumihisa Honda

Air pollution due to industrial waste and tobacco smoke is detrimental to pulmonary function. However, the combined effects of air pollution and smoking on pulmonary function have not been investigated. We examined the combined effect of air pollution of 40 years ago and concurrent smoking on the pulmonary function of officially acknowledged female victims in Japan, because females are more sus...

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