Science topic

Air Pollution - Science topic

The presence of contaminants or pollutant substances in the air (AIR POLLUTANTS) that interfere with human health or welfare, or produce other harmful environmental effects. The substances may include GASES; PARTICULATE MATTER; or volatile ORGANIC CHEMICALS.
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Publications related to Air Pollution (10,000)
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Article
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It is observed that the exposure to environmental factors such as indoors and outdoors air pollution, cigarette smoke, and allergens are highly related to asthma attacks. It is also reported that limited exposure to asthma riggers, cure due to medicine, the attacks of asthma can be minimized. In this paper, we formulate the dynamics of asthma with...
Cover Page
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Dear Colleagues, Worldwide, the built environment is being strongly challenged by climatic alterations that put a strain on (i) energy needs for cooling and the release of anthropogenic heat, (ii) mortality and morbidity due to overheating and air pollution, (iii) productivity and wellbeing, and (iv) access to public spaces and social prosperity....
Article
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Recently, air pollution especially fine particulate matters (PM2.5) and ozone (O3) has become a severe issue in China. In this study, we first characterized the temporal trends of PM2.5 and O3 for Beijing, Guangzhou, Shanghai, and Wuhan respectively during 2018-2020. The annual mean PM2.5 has decreased by 7.82%-33.92%, while O3 concentration showed...
Article
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BACKGROUND AND OBJECTIVES: Chronic exposure to fine particulate matter may cause adverse health impacts on humans. The impact of fine particulate matter collected in the industrial area was explored. Therefore, this study aimed 1) to assess the levels and spatial distribution of fine particulate matter and 2) to estimate the health risks due to the...
Article
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The critical power (CP) concept represents the uppermost rate of steady state aerobic metabolism during work. Work above CP is limited by a fixed capacity ( W ′) with exercise intensity being an accelerant of its depletion rate. Exercise at CP is a considerable insult to homeostasis and any work done above it will rapidly become intolerable. Humans...
Article
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Background The objective of this study was to identify which air pollutants, atmospheric variables and health determinants could influence COVID-19 mortality in Spain. This study used information from 41 of the 52 provinces in Spain (from Feb. 1, 2021 - May 31, 2021). Generalized Linear Models (GLM) with Poisson link were carried out for the provi...
Article
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Aerosol-boundary layer interactions play an important role in affecting atmospheric thermodynamics and air pollution. As a key factor in dictating the development of the boundary layer, the entrainment process in the context of aerosol-boundary layer interactions is still poorly understood. Using comprehensive field observations made at a superstat...
Article
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Designed to set limits to air pollutant emissions, EU Directive 2008/50/EG has pushed city administrations to strengthen their commitment to environmental protection with mixed results. However, the effectiveness of these policies remains suboptimal. Within this context, this paper provides original empirical evidence on the naturemand evolution of...
Article
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Recent literature has suggested a link between poor air quality and worse COVID-19 outcomes. In the United States, this link is particularly noteworthy because of residential sorting along ethnic lines within the US population; minorities are disproportionately exposed to health hazards, including air pollution. The impacts of the COVID-19 pandemic...
Book
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Air pollution has been an ongoing research focus to its detrimental impact on human health. However, its specific effects on prevalence of disease in different age groups, genders and races are not well understood. Thus, the present study investigated the perceived effect of early life exposure to environmental pollution on development of childhood...
Article
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With prevalent global air pollution, individuals with certain genetic predispositions and sensitivities are at of higher risk of developing respiratory symptoms including chronic cough. Studies to date have relied on patient-filled questionnaires in epidemiological studies to evaluate the gene-by-environment interactions. In a controlled human expo...
Article
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Electric vehicles (EVs) are broadly admired as an encouraging solution to decarbonize and relieve air pollution in metropolitan transportation. However, each powertrain gives different benefits depending on the actual usage context. This study investigates the energy consumption of various EVs compared to a conventional internal combustion engine (...
Article
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Air pollution is one of the most important factors affecting the solar radiation reaching the earth’s surface under the clear (cloudless) sky conditions. In this work, six typical cities with serious pollution located in the north, northeast, eastern, central, southwest, and southern regions of China: Beijing, Shenyang, Shanghai, Wuhan, Wenjiang an...
Article
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The coronavirus (COVID-19) is becoming more threatening with the emergence of new mutations. New virus transmission and infection processes remain challenging and re-examinations of proper protection methods are urgently needed. From fluid dynamic viewpoint, the transmission of virus-carrying droplets and aerosols is one key to understanding the vi...
Article
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PM10 emissions generated from the brake wear of passenger car per braking event during three test driving cycles (WLTP, LACT, and WLTP-Brake) were studied using a finite element analysis (FEA) approach in combination with the relationship among the mass emitted rate of airborne particles versus local contact pressure and sliding speed. In addition,...
Conference Paper
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Atmospheric methane, one of the main greenhouse gases emitted by human activities, is a topic of study in French region Auvergne-Rhône-Alpes (AuRA). In addition to its role on climate, it is also involved in the chemistry of tropospheric ozone, and thus influences air quality. Also, the regional policy of development of methanisation activities led...
Preprint
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Recommending appropriate travel destinations to consumers based on contextual information such as their check-in time and location is a primary objective of Point-of-Interest (POI) recommender systems. However, the issue of contextual bias (i.e., how much consumers prefer one situation over another) has received little attention from the research c...
Article
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Integrated Assessment Model provides a useful framework for evaluating different aspects of air quality policies, spanning from abatement measures to emissions, concentrations, health impacts and costs. These models are then useful to provide a holistic view of the impacts of policies, so that ex-ante one can evaluate how various policies will impa...
Article
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This study quantifies the change in traffic flow on the M25 motorway in the UK due to the COVID-19 outbreak. Moreover, the impact of the change in traffic flow on non-exhaust PM2.5 and PM10 emissions for different categories of vehicle was explored. During the year of the COVID-19 outbreak (March 2020 to February 2021), the total traffic flows of p...
Article
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Disposable facemasks are a primary tool to prevent the transmission of SARS-COV-2 during the COVID-19 pandemic. However, plastic waste generated from their disposal represents a significant environmental problem that can be reduced by maximizing the service life of disposable masks. We evaluated the effect of repeated wearing on the fitted filtrati...
Article
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Over the last 10 years, as a possible alternative to the conventional approach to air quality monitoring, real-time monitoring systems that use low-cost sensors and sensor platforms have been frequently applied. Generally, the long-term characteristics of low-cost PM sensors and monitoring have not been thoroughly documented except for a few widely...
Article
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India is committed to increase its use of renewable energy to reduce its greenhouse gas emissions. The country has an overarching goal of installing 450 GW of renewable energy by 2030. Bioenergy can play an important role in the energy mix by balancing the seasonal and hourly power demands that may be unmet by intermittent renewables. Ensuring the...
Conference Paper
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As the development and population of a country grow, its industrialization and other modern techniques also increase to meet the growing demand of the people.These technologies, as progress, directly and indirectly, are affecting our environment in many ways. These effects include vitiating the ambient air quality due to the emission of the harmful...
Chapter
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Piemont. The relevance of proximity and density in the spatial incidence of the epidemic The paper analyzes the evolution of the Covid-19 epidemic in Piedmont, one of the regions most affected in the first wave. The first part of the work offers a look at the main regional characteristics relating to the demographic and settlement structure, the ec...
Article
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Traditionally, environmental authorities make regulatory policies for controlling volatile organic compounds (VOCs) pollution based upon the mitigation of dominant VOC sources. However, the emission from each VOC source has a unique combination of VOC species of different toxicities. Without quantitatively assessing the health risk associated with...
Article
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From the perspective of production performance, energy supply are the basic material conditions. However, greenhouse gas, air pollution and waste water are also produced in the process of production. If the undesired characteristics are ignored in the process of performance evaluation, the production efficiency will be misestimated. Based on this,...
Article
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The main objectives of this study were to (i) assess variation within fine particles (PM2.5) and tropospheric ozone (O3) time series in Khorramabad (Iran) between 2019 (before) and 2020 (during COVID-19 pandemic); (ii) assess relationship between PM2.5 and O3, the PM2.5/O3 ratio, and energy consumption; and (iii) estimate the health effects of expo...
Article
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The tree ecosystem services associated with the functions and benefits of urban forests need to be maximized, and efforts at biodiversity conservation will ensure the desired impacts on the environment. This study was conducted to assess the conservation of floristic composition, vegetation structure, and diversity of the forest ecosystems in urban...
Article
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Purpose of Review Several studies have found that air pollution and climate change can have an impact on acute coronary syndromes (ACS), the leading cause of death worldwide. We synthesized the latest information about the impact of air pollution and climate change on ACS, the latest data about the pathophysiological mechanisms of meteorological fa...
Article
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In the present era, air and noise pollution is the growing hazardous issue. It is necessary to monitor air quality and keep it under control for a better future and healthy living for all. Here we propose an air quality as well as sound pollution monitoring system that allows us to monitor and check live air quality as well as sound pollution in pa...
Article
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Predicting air best is a complicated undertaking because of the dynamic nature, volatility, and high variability in time and area of pollutants and particulates. at the same time, being capable of version, are expecting, and screen air first-class is becoming increasingly more relevant, especially in urban areas, due to the discovered essential imp...
Article
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This paper aims to model the daily evolution for particulate matter concentrations of less than 1 μm (PM1), 2.5 μm (PM2.5), 4 μm (PM4), 10 μm (PM10), and PM-Total, based on weather factors (WF), by using the hybrid dragonfly-SVMr algorithm. Hourly data on atmospheric concentrations of PMi and WF were recorded simultaneously at an automatic air qual...
Article
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Comparison of lightning flash data from the National Lightning Detection Network (NLDN) and from the World Wide Lightning Location Network (WWLLN) over the contiguous United States (CONUS) for the 2016–2018 period reveals temporally and spatially varying flash rates that would influence lightning NOx (LNOx) production due to known detection efficie...
Article
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Processing Earth observation data modelled in a time-series of raster format is critical to solving some of the most complex problems in geospatial science ranging from climate change to public health. Researchers are increasingly working with these large raster datasets that are often terabytes in size. At this scale, traditional GIS methods may f...
Article
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Plastic waste and air pollution are becoming a great concern due to their adverse effect on human health and the environment. There is increasing number of evidence showing that recycling plastic and filtering harmful air pollutants are one of the most effective and promising way to eliminate their hazard on the environment. In this purpose, we dev...
Article
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As global warming intensifies, hot extremes and heavy precipitation frequently happen in East of China. Meanwhile, severe surface ozone (O 3 ) pollution resulting from the interactions of anthropogenic emissions and meteorological conditions also occur more frequently. In this study, we quantified the impact of weather extremes on ground-level O 3...
Article
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This study analyzed spectral variations of the particulate matter (PM hereafter)-exposed pine trees using a spectrometer and a hyperspectral imager to derive the most effective spectral indices to detect the pine needle exposure to PM emission. We found that the spectral variation in the near-infrared (NIR hereafter) bands systemically coincided wi...
Article
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Environmental innovations play a vital role in reducing air pollution and the number of pollution-related mortality. Most of the previous studies have examined the role of eco-innovations in environmental quality. However, to our knowledge, no study has evaluated the effects of eco-innovation on air pollution as a cause of mortality. For this purpo...
Article
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With the introduction of “dual carbon” goals of “peaking its carbon emissions before 2030 and achieving carbon neutrality by 2060" and the gradual promotion of the carbon trading market, it is the main trend to achieve low-carbon and clean development in the future. It is of great practical significance to effectively measure the low-carbon develop...
Presentation
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This presentation (attached below) explains the sources of both outdoor and indoor air pollution, the impacts of air pollution on health, how to monitor and reduce air pollution, the role of ventilation, air quality standards as well as the ways to improve air quality.
Preprint
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Due to increasing air pollution, which is a consequence of the environmental effects of production in various industries, green supply chain management (GSCM) has attracted the attention of both scholars and practitioners. Green supplier selection is one of the most important problems in GSCM, which satisfies a firm's environmental goals as well as...
Article
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Globally, smart cities, infrastructure, and transportation have led to a rise in vehicle numbers, resulting in an increasing number of problems. This includes problems such as air pollution, noise pollution, high energy consumption, and people’s health. A viable solution to these problems is carpooling, which involves sharing vehicles between peopl...
Article
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Purpose-This purpose of this paper is to understand residents' choice of preferred measures and their willingness-to-pay (WTP) for the measures to improve the air quality of Hanoi city. Design/methodology/approach-Questionnaire surveys were conducted to collect the opinions of 212 household representatives living in Hanoi City. The survey tools we...
Article
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Air pollution is becoming a concern issue as it deteriorates the ambient atmosphere. On account of rapid industrialization and urbanization & wreaking havoc on the nature, this situation is getting worsen diurnally. Consequently, it causes health issues to human & animals, potential damage to historical monuments, and imparts negative impact on pla...
Article
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Scots pine (Pinus sylvestris L.) is a tree species that reacts to meteorological conditions, industrial pollution and groundwater level. The aims of this study were to evaluate reductions and increases in Scots pine tree-ring widths (VTRW) as compared to reference sequences for sites in two types of forest habitat found in the vicinity of the chemi...
Article
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Background Sustainable transport is fundamental to progress in realising the agenda of sustainable development, as a quarter of energy-related global greenhouse gas emissions come from the transport sector. In developing countries, metropolitan areas have adopted the agenda to better serve the urban population with safe, affordable, and environment...
Article
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Citation: Ullah, M.S.; Ullah, S.; Javed, M.F.; Ullah, R.; Akbar, T.A.; Ullah, W.; Baig, S.A.; Aziz, M.; Mohamed, A.; Sajjad, R.U. Assessment and Impacts of Air Pollution from Brick Kilns on Public Health in Northern Pakistan. Atmosphere 2022, 13, 1231. https://
Article
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Air quality models are essential tools to meet the United Nations Sustainable Development Goals (UN-SDG) because they are effective in guiding public policies for the management of air pollutant emissions and their impacts on the environment and human health. Despite its importance, Brazil still lacks a guide for choosing and setting air quality mo...
Article
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Urban ozone (O 3 ) pollution has become a prominent environmental threat to public health while the relationship between O 3 formation and driving factors remains elusive, particularly for megacities in the Shandong Peninsula of China. In this study, we use intensive ambient measurements of trace gases to comprehensively investigate the magnitude o...
Article
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Harmful environmental effect caused by the manufacturing of oil and cement is such problems as landing use, waste, and water and air pollution. To minimize this environmental harmful effect, cement could be partially replaced with waste such as oil shale ash. Aim of this study is to specify the properties of mixing material, and the durability and...
Article
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Citation: Ullah, M.S.; Ullah, S.; Javed, M.F.; Ullah, R.; Akbar, T.A.; Ullah, W.; Baig, S.A.; Aziz, M.; Mohamed, A.; Sajjad, R.U. Assessment and Impacts of Air Pollution from Brick Kilns on Public Health in Northern Pakistan. Atmosphere 2022, 13, 1231. https://
Article
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Fine particulate matter (PM2.5) affects climate change and human health. Therefore, the prediction of PM2.5 level is particularly important for regulatory planning. The main objective of the study is to predict PM2.5 concentration employing an artificial neural network (ANN). The annual change in PM2.5 in Liaocheng from 2014 to 2021 shows a gradual...
Article
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With ongoing urbanization, traffic congestion and the air pollution it induces are worsening. Using a system dynamics (SD) approach, this study constructed a driving-restriction policy model to explore the effects of different stages of policy implementation on variables such as traffic congestion, emissions, and parking demand. Medium- and long-te...
Article
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China's air pollution policies prioritize city heterogeneity, and launch the one-city-one-policy framework. Production fragmentation extends air pollution policies beyond the local scale. Therefore, air pollution needs to be controlled in coordination between cities rather than individually, considering the pollution embodied in supply chains. We i...
Article
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Beijing has implemented air pollution control policies and transitioned its energy system with lower carbon emissions to tackle severe air pollution. However, further advancing to a carbon–neutral future necessitates comprehensive measures far beyond the air-quality-oriented policies. This study aims to explore and compare different transition stra...
Article
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Air pollution is an important factor affecting the quality and green and sustainable development of China's economy, and urban sprawl is also a typical fact of non-intensive development of urban land. At the same time, Chinese-style fiscal decentralization promotes urban sprawl through top-down yardstick competition, which has a serious impact on a...
Article
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Lung cancer is one of the most common cancer types and a major cause of death. The relationship between lung cancer morbidity and exposure to air pollutants is of particular concern. However, the relationship and difference in lung cancer morbidity between indoor and outdoor air pollution effects remain unclear. In this paper, the aim was to compre...
Chapter
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Abstract. This paper presents the results of research on the electrochemical synthesis of tungsten and its compounds, in particular carbides. Tungsten carbide was obtained from sodium-potassium chloride melt, as precursors of the synthesis used non-toxic substances: CO2, Li2CO3, Na2WO4 and WO3. The composition of the electrolytic mixture is determi...
Article
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The cement industry is one of the largest contributors to air pollution in the world due to the level of energy consumption and the potential for emissions. Air emissions from cement industry activities contain CO, NOx, SO2, particulates and others. From the activities of the cement production process, emissions are released through the chimney, in...
Article
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With the rapid development of industrialization and urbanization in China, the ecological environment has been damaged, especially the air quality, which has negatively impacted the productivity and lives of residents. China has taken various measures to improve air quality, and industrial upgrading is one of these measures. This article uses urban...
Article
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Recently, policymakers have been developing some policies to improve environmental quality. Environmental taxes are