Impact of Aerosols (Saharan Dust and Mixed) on the East Mediterranean Oligotrophic Ecosystem; Results from Experimental Studies

In oligotrophic environments, dust and nutrient inputs via atmospheric routes are considered important sources of macro-nutrients and micro-trace metals fuelling primary and secondary production. Yet, the impact of these dust inputs on the microbial populations is not fully investigated in the Easte...

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Main Author: Barak Herut (auth)
Other Authors: Paraskevi Pitta (auth), Tatiana M. Tsagaraki (auth)
Format: Book Chapter
Published: Frontiers Media SA 2017
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Online Access:Get Fullteks
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020 |a 978-2-88945-319-1 
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041 0 |a English 
042 |a dc 
100 1 |a Barak Herut  |4 auth 
700 1 |a Paraskevi Pitta  |4 auth 
700 1 |a Tatiana M. Tsagaraki  |4 auth 
245 1 0 |a Impact of Aerosols (Saharan Dust and Mixed) on the East Mediterranean Oligotrophic Ecosystem; Results from Experimental Studies 
260 |b Frontiers Media SA  |c 2017 
300 |a 1 electronic resource (207 p.) 
506 0 |a Open Access  |2 star  |f Unrestricted online access 
520 |a In oligotrophic environments, dust and nutrient inputs via atmospheric routes are considered important sources of macro-nutrients and micro-trace metals fuelling primary and secondary production. Yet, the impact of these dust inputs on the microbial populations is not fully investigated in the Eastern Mediterranean Sea (EMS). The response of oligotrophic systems to dust inputs, whether as positive or negative feedbacks to autotrophic and heterotrophic production and thus to biogeochemical cycling, is important to examine further. Experimental studies have explored nutrient additions in various combinations to determine the limiting resource to productivity or N2 fixation. Recent experimental studies have applied dust enrichments to bottle or mesocosm incubations of seawater from different oceanic regions. This research topic presents two Eastern Mediterranean dust addition mesocosm experiments using, for the first time, real aerosol additions, pure Saharan dust and mixed aerosols (a natural mixture of desert dust and polluted European particles), as well as other EMS aerosol experimental studies. The Topic includes manuscripts introducing results on: a) the impact of Saharan dust vs mixed aerosols on the autotrophic and heterotrophic surface microbial populations in the EMS, b) the impact of single vs multi-pulses of Saharan dust introduction into the pelagic environment of the EMS and c) other experimental studies of aerosol impacts on the EMS ecosystem. 
540 |a Creative Commons  |f https://creativecommons.org/licenses/by/4.0/  |2 cc  |4 https://creativecommons.org/licenses/by/4.0/ 
546 |a English 
653 |a Saharan dust 
653 |a planktonic food web 
653 |a aerosols 
653 |a Eastern Mediterranean 
653 |a mesocosm experiments 
856 4 0 |a www.oapen.org  |u https://www.frontiersin.org/research-topics/4546/impact-of-aerosols-saharan-dust-and-mixed-on-the-east-mediterranean-oligotrophic-ecosystem-results-f  |7 0  |z Get Fullteks 
856 4 0 |a www.oapen.org  |u https://directory.doabooks.org/handle/20.500.12854/49996  |7 0  |z DOAB: description of the publication