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Aerosol chemistry above an extended archipelago of the eastern Mediterranean basin during strong northern winds

TLDR
In this paper, detailed aerosol chemical predictions by a comprehensive model system (i.e., PMCAMx, WRF, GEOS-CHEM), along with airborne and ground-based observations, are presented and analyzed over a wide domain covering the Aegean Archipelago.
Abstract
. Detailed aerosol chemical predictions by a comprehensive model system (i.e. PMCAMx, WRF, GEOS-CHEM), along with airborne and ground-based observations, are presented and analysed over a wide domain covering the Aegean Archipelago. The studied period is 10 successive days in 2011, characterized by strong northern winds, which is the most frequently prevailing synoptic pattern during summer. The submicron aerosol load in the lower troposphere above the archipelago is homogenously enriched in sulfate (average modelled and measured submicron sulfate of 5.5 and 5.8 μg m−3, respectively), followed by organics (2.3 and 4.4 μg m−3) and ammonium (1.5 and 1.7 μg m−3). Aerosol concentrations smoothly decline aloft, reaching lower values (

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Citations
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Secondary Organic Aerosol Formation from Anthropogenic Air Pollution: Rapid and Higher than Expected

TL;DR: This paper showed that reactive anthropogenic VOCs (AVOCs) produce much larger amounts of SOA than these models predict, even shortly after sunrise, and a significant fraction of the excess SOA is formed from first-generation AVOC oxidation products.
Journal ArticleDOI

Review of surface particulate monitoring of dust events using geostationary satellite remote sensing

TL;DR: In this paper, the authors examined the literature relating to the spatial and temporal resolution required by air quality studies, the removal of cloud and surface effects, the aerosol inversion problem, and the computation of ground-level concentrations rather than columnar aerosol optical depth (AOD).

Long-range transport of Saharan dust and chemical transformations over the Eastern Mediterranean

TL;DR: In this paper, three recent Saharan dust outbreaks during different seasons (4−6 days in winter of 2009, late autumn of 2010 and summer of 2011) are selected in order to study the chemical footprint and aging processes of dust intrusions over the Eastern Mediterranean (EM).
Journal ArticleDOI

Long-range transport of Saharan dust and chemical transformations over the Eastern Mediterranean

TL;DR: In this article, three recent Saharan dust outbreaks during different seasons (4−6 days in winter of 2009, late autumn of 2010 and summer of 2011) are selected in order to study the chemical footprint and aging processes of dust intrusions over the Eastern Mediterranean (EM).
References
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A Description of the Advanced Research WRF Version 3

TL;DR: The Technical Note series provides an outlet for a variety of NCAR manuscripts that contribute in specialized ways to the body of scientific knowledge but which are not suitable for journal, monograph, or book publication.
Journal ArticleDOI

A New Vertical Diffusion Package with an Explicit Treatment of Entrainment Processes

TL;DR: In this article, a revised vertical diffusion algorithm with a nonlocal turbulent mixing coefficient in the planetary boundary layer (PBL) is proposed for weather forecasting and climate prediction models, which improves several features compared with the Hong and Pan implementation.
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Global modeling of tropospheric chemistry with assimilated meteorology : Model description and evaluation

TL;DR: The GEOS-CHEM model as mentioned in this paper is a 3D model of tropospheric chemistry driven by assimilated meteorological observations from the Goddard Earth Observing System (GEOS) of the NASA Data Assimilation Office (DAO).
Journal ArticleDOI

Species contributions to PM2.5 mass concentrations: Revisiting common assumptions for estimating organic mass

TL;DR: The authors revisited common assumptions for estimating PM2.5 mass concentration and found that these assumptions can be used to estimate organic mass in a wide range of scenarios, such as PM1.5.
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