نتایج جستجو برای: related problems such as air pollution
تعداد نتایج: 6851612 فیلتر نتایج به سال:
OBJECTIVES Outdoor air pollution has consistently been shown to predict mortality. The finding that this association is stronger in infants than in children or adults raises the question whether air pollution could also be related to pregnancy outcomes--such as birthweight and stillbirth. The association between outdoor air pollution and stillbirths and low birthweight in the Czech Republic, wh...
Traffic-related air pollution and obesity formation in children: a longitudinal, multilevel analysis
BACKGROUND Biologically plausible mechanisms link traffic-related air pollution to metabolic disorders and potentially to obesity. Here we sought to determine whether traffic density and traffic-related air pollution were positively associated with growth in body mass index (BMI = kg/m2) in children aged 5-11 years. METHODS Participants were drawn from a prospective cohort of children who liv...
Assuming a causal relationship between current levels of air pollution and morbidity/mortality, it is crucial to estimate the public health relevance of the problem. The derivation of air pollution attributable cases faces inherent uncertainties and requires influential assumptions. Based on the results of the trinational impact assessment study of Austria, France, and Switzerland, where pruden...
achieving to sustainable development requires high attention to environmental problems so in this head line, examining the relation between economic growth and environment quality gives us an outlook of optimum economic development. for this purpose, different development programs were investigated. variables used in this model were propagation co2 per capita (as a proxy of pollution ), gdp per...
The calculation of pollution mass balances is explained with reference to modelling indoor air quality in museums, and the implication of pollution deposition on building interior and museum objects is discussed. A short overview of the museum environments key pollutants and their effect on materials are given. Case studies, which compare buildings with and without air-filtration, old and new b...
Economic development and urbanization poses myriad challenges to transportation systems in relation to negative externalities such as traffic congestion and environmental health risks. Accra, the capital of Ghana, faces mounting urban planning problems, for example traffic congestion, air pollution, traffic safety, and land use planning, among others. The paper aims to provide a system dynamics...
Pollution of air resulting from toxic wastes emitted by large manufacturing plants and power-generation plants is a much-studied topic. The issue of health hazards arising from water pollution (see Wagner, Shamir, and Marks, 1994), storage and transportation of hazardous materials, and genetically-engineered food products has been a topic of intense debate and considerable research for the last...
BACKGROUND Given the importance of physical activity to well-being, there is a need to encourage people to be physically active year-round. At the same time, many people are vulnerable to adverse health effects from air pollution, especially on smog alert days. This study was undertaken to determine when air pollution levels tend to be lowest so that the public can modify strenuous outdoor acti...
As a result of air pollution, smoking, and occupational health related diseases, chronic obstructive pulmonary disease (COPD) is one of the most common respiratory problems the anesthetist will encounter. Since COPD is such a common condition, the anesthetist must understand the physiologic changes in the patient and their implications in anesthetic management. The anatomic and physiologic chan...
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