Application of k-means and hierarchical clustering techniques for analysis of air pollution: A review (1980–2019)

P Govender, V Sivakumar - Atmospheric pollution research, 2020 - Elsevier
Clustering is an explorative data analysis technique used for investigating the underlying
structure in the data. It described as the grou** of objects, where the objects share similar …

Megacities as hot spots of air pollution in the East Mediterranean

M Kanakidou, N Mihalopoulos, T Kindap, U Im… - Atmospheric …, 2011 - Elsevier
This paper provides a comprehensive overview of the actual knowledge on the atmospheric
pollution sources, transport, transformation and levels in the East Mediterranean. It focuses …

[HTML][HTML] Field evaluation of low-cost PM sensors (Purple Air PA-II) under variable urban air quality conditions, in Greece

I Stavroulas, G Grivas, P Michalopoulos, E Liakakou… - Atmosphere, 2020 - mdpi.com
Recent advances in particle sensor technologies have led to an increased development and
utilization of low-cost, compact, particulate matter (PM) monitors. These devices can be …

Hybrid CNN-LSTM and IoT-based coal mine hazards monitoring and prediction system

P Dey, SK Chaulya, S Kumar - Process Safety and Environmental …, 2021 - Elsevier
IoT-enabled sensor devices and machine learning methods have played an essential role in
monitoring and forecasting mine hazards. In this paper, a prediction model has been …

Seasonal and diurnal variation in particulate matter (PM10 and PM2.5) at an urban site of Bei**g: analyses from a 9-year study

Z Liu, B Hu, L Wang, F Wu, W Gao, Y Wang - Environmental Science and …, 2015 - Springer
Air pollution has become a top environmental concern in China. In the present study, 9 years
of PM 10 and PM 2.5 data from an urban monitoring station in Bei**g was analyzed relative …

[HTML][HTML] Persistent inversion dynamics and wintertime PM10 air pollution in Alpine valleys

Y Largeron, C Staquet - Atmospheric Environment, 2016 - Elsevier
The present study investigates persistent inversions dynamics during a whole winter in
Alpine valleys of the area of Grenoble (French Alps), and their relationship to PM 10 air …

Evolution of air pollution source contributions over one decade, derived by PM10 and PM2. 5 source apportionment in two metropolitan urban areas in Greece

E Diapouli, M Manousakas, S Vratolis… - Atmospheric …, 2017 - Elsevier
Abstract Metropolitan Urban areas in Greece have been known to suffer from poor air
quality, due to variety of emission sources, topography and climatic conditions favouring the …

Seasonal variations and chemical compositions of PM2. 5 aerosol in the urban area of Fuzhou, China

L Xu, X Chen, J Chen, F Zhang, C He, J Zhao… - Atmospheric Research, 2012 - Elsevier
The mass concentrations and chemical compositions (elements, water-soluble ions and
carbonaceous species) of PM2. 5 aerosol were detected in the urban area of Fuzhou city …

Quantifying the decrease of the photovoltaic panels' energy yield due to phenomena of natural air pollution disposal

JK Kaldellis, A Kokala - Energy, 2010 - Elsevier
Photovoltaic (PV) applications, gaining worldwide interest during the last years, comprise a
promising renewable energy based solution, able to considerably contribute to the …

The role of meteorology on different sized aerosol fractions (PM10, PM2. 5, PM2. 5–10)

DN Asimakopoulos, HA Flocas, T Maggos… - Science of the total …, 2012 - Elsevier
The scope of the present study is to assess the influence of meteorology on different
diameter particles (PM10, PM2. 5, PM2. 5–10) during a 53months long experimental …