Ivan V. Grigorov

ACTRIS/EARLINET Level 3 2000-2021 climatological dataset over Sofia, Bulgaria

Dimitar Stoyanov, Ivan V. Grigorov, Zahary Peshev, Georgi Kolarov et autres

This dataset provides climatological aggregation of aerosol remote sensing data over 22 years (2000-2021) in Sofia, Bulgaria. Level 3 climatological datasets are obtained as aggregated products from the ACTRIS/EARLINET fully quality controlled (QC) aerosol optical products (i.e. Level 2 products). In particular, …

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ACTRIS/EARLINET Level 3 2000-2021 climatological dataset over Sofia, Bulgaria

Dimitar Stoyanov, Ivan V. Grigorov, Zahary Peshev, Georgi Kolarov et autres

This dataset provides climatological aggregation of aerosol remote sensing data over 22 years (2000-2021) in Sofia, Bulgaria. Level 3 climatological datasets are obtained as aggregated products from the ACTRIS/EARLINET fully quality controlled (QC) aerosol optical products (i.e. Level 2 products). In particular, …

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Lidar monitoring of the aerosol content in the near-ground atmospheric layers over Sofia

Ivan V. Grigorov, K Schumanov

Abstract Lidar measurements provide possibility to determine and localize the sources of aerosol emissions in the air, to determine the presence of airborne transport of dust in the atmosphere, to track in real-time aerosol movement above vast territories [1-4]. Presently, along with …

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Characterization of the aerosol field over Sofia, Bulgaria, using contact and passive-remote-sensing methods and instruments

Tsvetina T. Evgenieva, Nikolay Ivanov Kolev, Plamen B. Savov, Ljuan L. Gurdev et autres

Abstract The atmospheric aerosol particles, called also atmospheric particulate matter, that include also fine dust particles (FDP), are an important factor conditioning many physical processes in the atmosphere, affecting the climate and the air quality, and posing serious potential risks to the …

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Biomass burning events measured by lidars in EARLINET – Part 2: Optical properties investigation

Mariana Adam, Iwona S. Stachlewska, Lucia Mona, Nikolaos Papagiannopoulos et autres

Abstract. Biomass burning episodes measured at 14 stations of the European Aerosol Research Lidar Network (EARLINET) over 2008–2017 were analysed using the methodology described in "Biomass burning events measured by lidars in EARLINET – Part 1: Data analysis methodology" (Adam et al., …

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Supplementary material to "Biomass burning events measured by lidars in EARLINET – Part 2: Optical properties investigation"

Mariana Adam, Iwona S. Stachlewska, Lucia Mona, Nikolaos Papagiannopoulos et autres

Spring-to-summer observations of the aerosol load over Sofia-city using near-horizontal lidar sensing

Tanja N. Dreischuh, G. V. Kolarov, Ivan V. Grigorov, Zahary Y. Peshev et autres

Abstract Using lidar and contact facilities, the relation is investigated experimentally between the extinction coefficient and the mass concentration of near-ground aerosol pollution over some districts in Sofia City. The extinction coefficient profiles of the aerosol ensembles along the lidar line of …

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Biomass burning events measured by lidars in EARLINET. Part II. Results and discussions

Mariana Adam, Doina Nicoleta Nicolae, Livio Belegante, Iwona S. Stachlewska et autres

Abstract. Biomass burning events are analysed using the European Aerosol Research Lidar Network database for atmospheric profiling of aerosols by lidars. Atmospheric profiles containing forest fires layers were identified in data collected by fourteen stations during 2008–2017. The data ranged from complete …

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Supplementary material to "Biomass burning events measured by lidars in EARLINET. Part II. Results and discussions"

Mariana Adam, Doina Nicoleta Nicolae, Livio Belegante, Iwona S. Stachlewska et autres

Biomass Burning Measurements in Earlinet

Mariana Adam, Doina Nicoleta Nicolae, Livio Belegante, Iwona S. Stachlewska et autres

The biomass burning events are analyzed using the EARLINET-ACTRIS atmospheric profiling of aerosols using lidars. The period of 2008-2017 was chosen to analyze all the events assigned in the EARLINET database under Forest Fire category. A number of fourteen stations were considered. …

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Complex study of the bioaerosol composition of the atmosphere over urban areas based on lidar monitoring during the quarantine COVID-19

Boyanka Angelova, Mihail Iliev, Ralitsa Ilieva, Ivan V. Grigorov et autres

A comprehensive study of the air condition in urban areas was conducted, based on lidar monitoring. The subject of monitoring are two districts of Sofia the capital of the R.Bulgaria. The time period of the study is May-June 2020 and coincides with …

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The unprecedented 2017–2018 stratospheric smoke event: decay phase and aerosol properties observed with the EARLINET

Holger Baars, Albert Ansmann, Kevin Ohneiser, Moritz Haarig et autres

Six months of stratospheric aerosol observations with the European Aerosol Research Lidar Network (EARLINET) from August 2017 to January 2018 are presented. The decay phase of an unprecedented, record-breaking stratospheric perturbation caused by wildfire smoke is reported and discussed in terms of …

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