Search Results - "Miroslav Josipovic"

Major secondary aerosol formation in southern African open biomass burning plumes by Vakkari, Ville, Beukes, Johan P., Dal Maso, Miikka, Aurela, Mika, Josipovic, Miroslav, van Zyl, Pieter G.

“…Open biomass burning contributes significantly to air quality degradation and associated human health impacts over large areas. It is one of the largest…”
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Rapid changes in biomass burning aerosols by atmospheric oxidation by Vakkari, Ville, Kerminen, Veli-Matti, Beukes, Johan Paul, Tiitta, Petri, van Zyl, Pieter G., Josipovic, Miroslav, Venter, Andrew D., Jaars, Kerneels, Worsnop, Douglas R., Kulmala, Markku, Laakso, Lauri

“…Primary and secondary aerosol particles originating from biomass burning contribute significantly to the atmospheric aerosol budget and thereby to both direct…”
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An air quality assessment in the industrialised western Bushveld Igneous Complex, South Africa by Venter, Andrew D, Vakkari, Ville, Beukes, Johan P, van Zyl, Pieter G, Laakso, Heikki, Mabaso, Desmond, Tiitta, Petri, Josipovic, Miroslav, Kulmala, Markku, Pienaar, Jacobus J, Laakso, Lauri

“…South Africa has the largest industrialised economy in Africa, with significant mining and metallurgical activities. A large fraction of the South African…”
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Statistical analysis of factors driving surface ozone variability over continental South Africa by Laban, Tracey Leah, Van Zyl, Pieter Gideon, Beukes, Johan Paul, Mikkonen, Santtu, Santana, Leonard, Josipovic, Miroslav, Vakkari, Ville, Thompson, Anne M., Kulmala, Markku, Laakso, Lauri

“…Statistical relationships between surface ozone (O 3 ) concentration, precursor species and meteorological conditions in continental South Africa were examined…”
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Characterising Particulate Organic Nitrogen at A Savannah-Grassland Region in South Africa by Booyens, Wanda, Van Zyl, Pieter G., Beukes, Johan P., Ruiz-Jimenez, Jose, Kopperi, Matias, Riekkola, Marja-Liisa, Vakkari, Ville, Josipovic, Miroslav, Kulmala, Markku, Laakso, Lauri

“…Although atmospheric organic N compounds are considered to be important, especially in new particle formation and their contribution to brown carbon, these…”
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Aerosol characterisation including oxidative potential as a proxy of health impact by Josipovic, Miroslav, Leal-Liousse, Catherine, Crobeddu, Belinda, Baeza-Squiban, Armelle, Segakweng, C. Keitumetse, Galy-Lacaux, Corinne, Beukes, J. Paul, Van Zyl, Pieter G., Fourie, Gerhard

“…This study aimed to characterise aerosols sampled in the vicinity of a major industrialised area, i.e. the Vaal Triangle. It included thedetermination of…”
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Summary of research paper published in Journal of Atmospheric Chemistry titled: Assessment of polar organic aerosols at a regional background site in southern Africa by Booyens, Wanda, Beukes, Johan P, Van Zyl, Pieter G, Ruiz-Jimenez, Jose, Kopperi, Matias, Riekkola, Marja-Liisa, Josipovic, Miroslav, Vakkari, Ville, Laakso, Lauri

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Atmospheric dry and wet deposition of sulphur and nitrogen species and assessment of critical loads of acidic deposition exceedance in South Africa by Josipovic, Miroslav, Annegarn, Harold J., Kneen, Melanie A., Pienaar, Jacobus J., Piketh, Stuart J.

“…We tested the hypothesis that acidic atmospheric pollution deposition, originating from the South African central industrial area, poses an environmental…”
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Free Tropospheric Aerosols Over South Africa by Elina, Giannakaki, Pfüller, Anne, Korhonen, Kimmo, Mielonen, Tero, Laakso, Lauri, Vakkari, Ville, Baars, Holger, Engelmann, Ronny, Beukes, Johan P., Van Zyl, Pieter G., Josipovic, Miroslav, Tiitta, Petri, Chiloane, Kgaugelo, Piketh, Stuart, Lihavainen, Heikki, Lehtinen, Kari

“…Raman lidar data of one year was been analyzed to obtain information relating aerosol layers in the free troposphere over South Africa, Elandsfontein. In…”
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Receptor modelling and risk assessment of volatile organic compounds measured at a regional background site in South Africa by Jaars, Kerneels, Vestenius, Mika, van Zyl, Pieter G., Beukes, Johan P., Hellén, Heidi, Vakkari, Ville, Venter, Marcell, Josipovic, Miroslav, Hakola, Hannele

“…Volatile organic compounds (VOCs) can have significant impacts on climate and human health. Certain VOCs are proven to be carcinogenic and toxic, which can…”
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Observations of ozone formation in southern African savanna and grassland fire plumes by Vakkari, Ville, Beukes, Johan P., Josipovic, Miroslav, van Zyl, Pieter G.

“…Open biomass burning is one of the largest sources of aerosols and reactive trace gases into the atmosphere, having a significant effect on earth's radiative…”
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Six-year observations of aerosol optical properties at a southern African grassland savannah site by Venter, Marcell, Beukes, Johan Paul, Gideon van Zyl, Pieter, Vakkari, Ville, Virkkula, Aki, Josipovic, Miroslav, Kulmala, Markku, Laakso, Lauri

“…Atmospheric aerosols have a significant effect on earth's radiative budget, particularly on regional scales. This paper presents a ~6 year, in situ, ground…”
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Seasonal influences on surface ozone variability in continental South Africa and implications for air quality by Laban, Tracey Leah, van Zyl, Pieter Gideon, Beukes, Johan Paul, Vakkari, Ville, Jaars, Kerneels, Borduas-Dedekind, Nadine, Josipovic, Miroslav, Thompson, Anne Mee, Kulmala, Markku, Laakso, Lauri

“…Although elevated surface ozone (O ) concentrations are observed in many areas within southern Africa, few studies have investigated the regional atmospheric…”
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Submicrometer aerosols and excess CO as tracers for biomass burning air mass transport over southern Africa by Mafusire, Getrude, Annegarn, Harold John, Vakkari, Ville, Beukes, Johan Paul, Josipovic, Miroslav, Zyl, Pieter Gideon, Laakso, Lauri

“…This paper links surface measurements of biomass burning aerosols and trace gases with trajectory analysis to determine transport pathways for air masses with…”
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The effect of rainfall amount and timing on annual transpiration in a grazed savanna grassland by Räsänen, Matti, Aurela, Mika, Vakkari, Ville, Beukes, Johan P, Tuovinen, Juha-Pekka, Van Zyl, Pieter G, Josipovic, Miroslav, Siebert, Stefan J, Laurila, Tuomas, Kulmala, Markku, Laakso, Lauri, Rinne, Janne, Oren, Ram, Katul, Gabriel

“…The role of precipitation (P) variability with respect to evapotranspiration (ET) and its two components, transpiration (T) and evaporation (E), from savannas…”
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Reevaluating the contribution of sulfuric acid and the origin of organic compounds in atmospheric nanoparticle growth by Vakkari, Ville, Tiitta, Petri, Jaars, Kerneels, Croteau, Philip, Beukes, Johan Paul, Josipovic, Miroslav, Kerminen, Veli-Matti, Kulmala, Markku, Venter, Andrew D., van Zyl, Pieter G., Worsnop, Douglas R., Laakso, Lauri

“…Aerosol particles formed in the atmosphere are important to the Earth's climate system due to their ability to affect cloud properties. At present, little is…”
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Spatial, temporal and source contribution assessments of black carbon over the northern interior of South Africa by Chiloane, Kgaugelo Euphinia, Beukes, Johan Paul, van Zyl, Pieter Gideon, Maritz, Petra, Vakkari, Ville, Josipovic, Miroslav, Venter, Andrew Derick, Jaars, Kerneels, Tiitta, Petri, Kulmala, Markku, Wiedensohler, Alfred, Liousse, Catherine, Mkhatshwa, Gabisile Vuyisile, Ramandh, Avishkar, Laakso, Lauri

“…After carbon dioxide (CO2), aerosol black carbon (BC) is considered to be the second most important contributor to global warming. This paper presents…”
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Assessment of polar organic aerosols at a regional background site in southern Africa by Booyens, Wanda, Beukes, Johan P., Van Zyl, Pieter G., Ruiz-Jimenez, Jose, Kopperi, Matias, Riekkola, Marja-Liisa, Josipovic, Miroslav, Vakkari, Ville, Laakso, Lauri

“…A recent paper reported GCxGC-TOFMS analysis used for the first time in southern Africa to tentatively characterise and semi-quantify ~1000 organic compounds…”
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Root‐zone soil moisture variability across African savannas: From pulsed rainfall to land‐cover switches by Räsänen, Matti, Merbold, Lutz, Vakkari, Ville, Aurela, Mika, Laakso, Lauri, Beukes, J. Paul, Van Zyl, Pieter G., Josipovic, Miroslav, Feig, Gregor, Pellikka, Petri, Rinne, Janne, Katul, Gabriel G.

“…The main source of soil moisture variability in savanna ecosystems is pulsed rainfall. Rainfall pulsing impacts water‐stress durations, soil moisture switching…”
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Carbon balance of a grazed savanna grassland ecosystem in South Africa by Räsänen, Matti, Aurela, Mika, Vakkari, Ville, Beukes, Johan P, Tuovinen, Juha-Pekka, Van Zyl, Pieter G, Josipovic, Miroslav, Venter, Andrew D, Jaars, Kerneels, Siebert, Stefan J, Laurila, Tuomas, Rinne, Janne, Laakso, Lauri

“…Tropical savannas and grasslands are estimated to contribute significantly to the total primary production of all terrestrial vegetation. Large parts of…”
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