The Global NEST Journal is an open access journal that publishes original research articles, short papers and critical reviews on all aspects of Environmental Science and Technology. These comprise, but are not limited to, Pollution Control Technology, Global Environmental Change, Air Quality, Water Quality, Water and Waste Water Treatment, Solid Waste Management, Hazardous Substances and Risk...Read full aims and scope
Atmospheric PM10 particle concentration measurements at central and peripheral urban sites in Athens and Thessaloniki, Greece
General
The analysis of the PM10 particle measurements at the two major urban areas of Greece, Athens and Thessaloniki, showed that the mean monthly PM10 concentrations at the central urban stations, are on the average about twice as high than the corresponding ones at the examined peripheral stations. The...
PM10-PM2.5 time series and fractal analysis
General
Several epidemiological studies have shown an association between particulate air pollution and health effects. Suspended particulates and more specifically the inhalable PM10 fraction appear to cause respiratory health effects and heart diseases. Furthermore, particulate pollution is of paramount...
Kalman filter based prediction system for wintertime PM10 concentrations in Macau
General
In the present study, the Kalman filter algorithm was applied to forecast the wintertime PM10 concentrations of Macau. The algorithm was implemented on an AR(2) model and an AREX model, respectively. The AR(2) model is essentially an autoregressive model of order 2, i.e., the daily averaged PM10...
Study of size-segregated particle (PM1, PM2,5, PM10) concentrations over Greece
General
This study reports particulate matter levels of various size fractions (PM10, PM2.5, and PM1) and identify their controlling factors, in various locations over Greece. It combines long-term data sets involving particle concentrations as measured in the island of Crete in the Eastern Mediterranean...
An application of theoretical probability distributions, to the study of PM10 and PM2.5 time series in Athens, Greece
General
Probability density functions (pdf) have been used in the analysis of the distribution of pollutant data, for examining the frequency of high concentration events. There have been very few studies on the concentration distribution of PM in urban areas. The distribution of PM concentrations has an...
Statistical analysis of inhalable (PM10) and fine particles (PM2.5) concentrations in urban region of Patras, Greece
General
In this study, the relationship between inhalable particulate (PM10), fine particulate (PM2.5), coarse particles (PM2.5-10) and meteorological parameters such as temperature, relative humidity, solar radiation, wind speed was statistically analyzed and modeled for the urban region of Patras during...
Forecasting PM10 levels using ANN and MLR: A case study for Sakarya City
Air Quality
In this study, potential of neural network to estimate daily mean PM10 concentration levels in Sakarya city, Turkey as a case study was examined to achieve improved prediction ability. The level and distribution of air pollutants in a particular region is associated with changes in meteorological...
Quantification of health effects of exposure to air pollution (PM10) in Tabriz, Iran
Air Quality
Epidemiological studies show that long-term exposure to PM is associated with an increased risk of cancer or cardiovascular and respiratory diseases. The main objective of the present study was the assessment of health outcomes related to PM 10 (particulate matter (PM) of aerodynamic diameter ≤ 10...
Positive matrix factorization on elemental concentrations of PM10 samples collected in areas within, proximal and far from mining and power station operations in Greece.
Air Quality
The identification of PM sources and their contribution to measured PM concentrations is crucial for the environmental policy making since the findings be able to conduce to the development of relevant legislation in order to achieve effective air quality manage. In this study, the sources of PM10...
Particulate matter investigation in indoor environment
General
Particulate matter is one of the most important indoor air pollutants involved in a number of adverse health effects, such as premature deaths and increased mortality of infants and other parts of sensitive population. This paper focuses on investigation of metal substances of suspended as well as...
Size distribution and chemical composition of airborne particles at Akrotiri Research Station, Crete, Greece
General
Particulate matter measurements were performed at the Akrotiri research station on the island of Crete (Greece) using an 8-stages Andersen non-viable impactor. The main purpose of the current work was to measure the ambient levels of PM10 particulate matter as well as the concentrations of metals...
Overview of the Temporal Variation of PM10 Mass Concentrations in the two Major Cities in Greece: Athens and Thessaloniki
General
Literature reports have indicated that Particulate Matter (PM) concentrations in the atmosphere over the major urban centres of Greece are high compared to other European cities of the same size. The great majority of these reports are based on measurements that have been conducted over a limited...
Statistical evaluation and predicting the possible sources of particulate matter in a Mediterranean metropolitan city
Air Quality
In Mega-cities, such as Istanbul, urbanization causes heavy traffic. Air pollution, which originated from heavy traffic and industrialization, is one of the most important problems for the people who live in the populated cities. Due to both environmental and health effects, particulate matter...
Indoor and outdoor PM concenctration at a residential environment, in the Athens area
General
The aim of the present work was to study exposure to PM in the indoor and outdoor microenvironment of a typical residence in the center of Athens. Simultaneous indoor and outdoor measurements of PM10 and PM2.5 were conducted, by the use of gravimetric and continuous samples, during October and...
Optimizing the performance of Kalman filter based statistical time-varying air quality models
General
In this study, the Bayesian approach is proposed to estimate the noise variances of Kalman filter based statistical models for predicting the daily averaged PM10 concentrations of a typical coastal city, Macau, with Latitude 22°10’N and Longitude 113°34’E. By using the measurements in 2001 and 2002...
Assessment of attributable proportion of particulate matter (PM 2.5 and PM10) to different mortalities in Lahore city, Pakistan
Urban environment and health
This study was conducted to evaluate the attributable proportion and relative risks caused by inevitable exposure of humans to particulate matter (PM2.5 and PM10). The health impacts of particulates in terms of attributable proportion were modulated using AirQ+ software. Input data related to...
Indoor / outdoor PM levels and EC surrogate, at typical microenvironments in the Athens area
General
The aim of the present work was to characterize particulate matter (PM) and elemental carbon (EC) indoor and outdoor concentration levels in the Athens area and to examine the contribution of ambient air to the observed indoor levels. 24-hr simultaneous indoor and outdoor PM10 and PM2.5 measurements...
Measuring of particulate matter levels in the greater area of Athens at two different monitoring sites
General
Simultaneous PM 10 and PM 2 .5 sampling was conducted for a six months period, at two sites of different characteristics. The first site was located in an urban background location in the North-Eastern part of GAA, affected by primary emission sources and particle transport from other parts of the...
Source-receptor relationships by using dispersion model in a lignite burning area in Western Macedonia, Greece
General
Quantifying the contribution of individual sources to air pollution in one area is the first essential step in managing air quality in this region. This is of great interest especially in areas with combined urban and industrial emission sources. The area of Western Macedonia is a very complex in...
Comparison of particle emissions from enclosed parking garages and streets
Air Quality
The aim of this study was to compare particulate matter (PM) pollutants performed at three different enclosed parking garages (A, B and C) and two streets (1 and 2) in Belgium. Particle mass concentrations, number concentrations and their size distributions were measured in real time using an...
Survey of airborne particulate matter concentration at a marble processing facility - workers’ exposure assessment
General
The scope of the present work was to examine exposure to airborne particulate matter (PM) at a marble cutting and treatment facility. Measurements were conducted inside all sections of the facility, as well as at selected outdoor locations. PM10 concentrations were monitored continuously, with a 1...
Relationship between airborne microbial and particulate matter concentrations in the ambient air at a mediterranean site
General
The relationship between the viable airborne bacterial and fungal concentrations and the respirable particulate matter with aerodynamic diameter less than 10 μm (PM10), 2.5 μm (PM2.5), and 1 μm (PM1) in the ambient air was studied. An Andersen six stage viable particle sampler and a MAS 100 sampler...
Research of Air Quality in Closed Car Parks in Konya Province
Air Quality
Nowadays, due to the development of the world, harmful gases and vapours have begun to enter the atmosphere significantly, so we are faced with the problem of air pollution and its low quality. This paper, therefore, focused on enclosed car parks, a parking system that needs to be well examined from...
Numerical Simulation of the Effect of Construction Dust Emission on Air Quality in Jinan, a Central City in the North China Plain
Air Quality
Numerical simulation was conducted to assess the impact of dust emission on typical environmental sites in Jinan City. The CALPUFF model was applied to five simulation scenarios. The results showed that dust emission had a significant impact on air quality in Jinan. The impact of dust emission on...
An experimental study of the indoor air quality in areas of different use
General
The purpose of the present work was to study experimentally the indoor air quality status regarding PM10, PM2.5, TVOCs, CO2, NOx, SO2 and O3 in selected differently used areas. A flat on the third floor of a multi-storey building, located at a suburban area north-east of the centre of Athens and...
Thematic areas
Circular economy
Climate change and air pollution
Solid waste management
Water and wastewater
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Innovative environmental solutions
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Solid Waste Management
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Environmental Impact Assessment of Solid Waste Disposal on Groundwater Quality
Water Quality
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Environmental Health
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Review of Remote Sensing, GIS and Soft Computing Tool for Predicting the Land-use and Environment Changes
Innovative environmental solutions
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Integrated Early Flood Prediction using Sentinel-2 Imagery with VANET-MARL-based Deep Neural RNN
Floods, Droughts and...
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General
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Biowaste
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Impact of microplastic pollution on the ocean and marine animals: A comprehensive review
Microplastics in the...
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Optimization of Nozzle Hole Number for Dual Fuel Operation Using Biodiesel Blends: A Response Surface Methodology Approach
Sustainable Energy
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Radioactivity and radon exhalation from cat litter – Is there an issue?
General
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Effect and mechanism of perfluorooctanoic acid on extracellular polymeric substances of microorganisms during biological wastewater treatment
Water and wastewater...
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Modelling of PM2.5 Concentrations Using Artificial Neural Networks: A Case Study of Islamabad
Air Quality
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Influence of the Injector Nozzle on Hydrogen-Powered Juliflora Biodiesel in HCCI Engines: A Surface Response Methodology Approach
Sustainable Energy
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Bioclimatic Analysis and Proposal of Bioclimatic Strategies for Buildings: Case Studies in Santo André, São Paulo, Brazil
Climate change mitigation...
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Prosopis julifera oil: optimization and biodiesel production
Sustainable Energy
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