Articles | Volume 18, issue 23 
            
                
                    
                    
            
            
            https://doi.org/10.5194/acp-18-17003-2018
                    © Author(s) 2018. This work is distributed under 
the Creative Commons Attribution 3.0 License.
                the Creative Commons Attribution 3.0 License.
https://doi.org/10.5194/acp-18-17003-2018
                    © Author(s) 2018. This work is distributed under 
the Creative Commons Attribution 3.0 License.
                the Creative Commons Attribution 3.0 License.
Three years of measurements of light-absorbing aerosols over coastal Namibia: seasonality, origin, and transport
Paola Formenti
CORRESPONDING AUTHOR
                                            
                                    
                                            LISA, UMR CNRS 7583, Université Paris Est Créteil et
Université Paris Diderot, Institut Pierre Simon Laplace, Créteil,
France
                                        
                                    Stuart John Piketh
                                            School of Geo- and Spatial Science, Unit for Environmental Sciences
and Management, North-West University, Potchefstroom, South Africa
                                        
                                    Andreas Namwoonde
                                            Sam Nujoma Marine and Coastal Resources Research Centre (SANUMARC),
University of Namibia, Sam Nujoma Campus, Henties Bay, Namibia
                                        
                                    Danitza Klopper
                                            School of Geo- and Spatial Science, Unit for Environmental Sciences
and Management, North-West University, Potchefstroom, South Africa
                                        
                                    Roelof Burger
                                            School of Geo- and Spatial Science, Unit for Environmental Sciences
and Management, North-West University, Potchefstroom, South Africa
                                        
                                    Mathieu Cazaunau
                                            LISA, UMR CNRS 7583, Université Paris Est Créteil et
Université Paris Diderot, Institut Pierre Simon Laplace, Créteil,
France
                                        
                                    Anaïs Feron
                                            LISA, UMR CNRS 7583, Université Paris Est Créteil et
Université Paris Diderot, Institut Pierre Simon Laplace, Créteil,
France
                                        
                                    Cécile Gaimoz
                                            LISA, UMR CNRS 7583, Université Paris Est Créteil et
Université Paris Diderot, Institut Pierre Simon Laplace, Créteil,
France
                                        
                                    Stephen Broccardo
                                            School of Geo- and Spatial Science, Unit for Environmental Sciences
and Management, North-West University, Potchefstroom, South Africa
                                        
                                    Nicola Walton
                                            School of Geo- and Spatial Science, Unit for Environmental Sciences
and Management, North-West University, Potchefstroom, South Africa
                                        
                                    Karine Desboeufs
                                            LISA, UMR CNRS 7583, Université Paris Est Créteil et
Université Paris Diderot, Institut Pierre Simon Laplace, Créteil,
France
                                        
                                    Guillaume Siour
                                            LISA, UMR CNRS 7583, Université Paris Est Créteil et
Université Paris Diderot, Institut Pierre Simon Laplace, Créteil,
France
                                        
                                    Mattheus Hanghome
                                            Sam Nujoma Marine and Coastal Resources Research Centre (SANUMARC),
University of Namibia, Sam Nujoma Campus, Henties Bay, Namibia
                                        
                                    Samuel Mafwila
                                            Sam Nujoma Marine and Coastal Resources Research Centre (SANUMARC),
University of Namibia, Sam Nujoma Campus, Henties Bay, Namibia
                                        
                                    Edosa Omoregie
                                            Sam Nujoma Marine and Coastal Resources Research Centre (SANUMARC),
University of Namibia, Sam Nujoma Campus, Henties Bay, Namibia
                                        
                                    Wolfgang Junkermann
                                            Karlsruhe Institute of Technology, Institute of Meteorology and
Climate Research, IMK-IFU, Garmisch-Partenkirchen, Germany
                                        
                                    Willy Maenhaut
                                            Ghent University (UGent), Department of Chemistry, Gent, Belgium
                                        
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                            Cited
11 citations as recorded by crossref.
- Above-cloud aerosol radiative effects based on ORACLES 2016 and ORACLES 2017 aircraft experiments S. Cochrane et al. 10.5194/amt-12-6505-2019
- Synoptic-scale controls of fog and low-cloud variability in the Namib Desert H. Andersen et al. 10.5194/acp-20-3415-2020
- Fractional solubility of iron in mineral dust aerosols over coastal Namibia: a link to marine biogenic emissions? K. Desboeufs et al. 10.5194/acp-24-1525-2024
- The Aerosols, Radiation and Clouds in Southern Africa Field Campaign in Namibia: Overview, Illustrative Observations, and Way Forward P. Formenti et al. 10.1175/BAMS-D-17-0278.1
- Evidence of the complexity of aerosol transport in the lower troposphere on the Namibian coast during AEROCLO-sA P. Chazette et al. 10.5194/acp-19-14979-2019
- Molecular characterization by ultrahigh resolution mass spectrometry of dissolved black carbon-like molecules in summer along the Pearl River Estuary, China X. Wang et al. 10.1016/j.envadv.2022.100297
- Butene Emissions From Coastal Ecosystems May Contribute to New Particle Formation C. Giorio et al. 10.1029/2022GL098770
- Chemical composition and source apportionment of atmospheric aerosols on the Namibian coast D. Klopper et al. 10.5194/acp-20-15811-2020
- Dust and radon levels on the west coast of Namibia – What did we learn? H. Liebenberg-Enslin et al. 10.1016/j.apr.2020.05.020
- Vertical distribution of the Asian tropopause aerosols detected by CALIPSO H. Niu et al. 10.1016/j.envpol.2019.06.111
- Aerosol above-cloud direct radiative effect and properties in the Namibian region during the AErosol, RadiatiOn, and CLOuds in southern Africa (AEROCLO-sA) field campaign – Multi-Viewing, Multi-Channel, Multi-Polarization (3MI) airborne simulator and sun photometer measurements A. Chauvigné et al. 10.5194/acp-21-8233-2021
11 citations as recorded by crossref.
- Above-cloud aerosol radiative effects based on ORACLES 2016 and ORACLES 2017 aircraft experiments S. Cochrane et al. 10.5194/amt-12-6505-2019
- Synoptic-scale controls of fog and low-cloud variability in the Namib Desert H. Andersen et al. 10.5194/acp-20-3415-2020
- Fractional solubility of iron in mineral dust aerosols over coastal Namibia: a link to marine biogenic emissions? K. Desboeufs et al. 10.5194/acp-24-1525-2024
- The Aerosols, Radiation and Clouds in Southern Africa Field Campaign in Namibia: Overview, Illustrative Observations, and Way Forward P. Formenti et al. 10.1175/BAMS-D-17-0278.1
- Evidence of the complexity of aerosol transport in the lower troposphere on the Namibian coast during AEROCLO-sA P. Chazette et al. 10.5194/acp-19-14979-2019
- Molecular characterization by ultrahigh resolution mass spectrometry of dissolved black carbon-like molecules in summer along the Pearl River Estuary, China X. Wang et al. 10.1016/j.envadv.2022.100297
- Butene Emissions From Coastal Ecosystems May Contribute to New Particle Formation C. Giorio et al. 10.1029/2022GL098770
- Chemical composition and source apportionment of atmospheric aerosols on the Namibian coast D. Klopper et al. 10.5194/acp-20-15811-2020
- Dust and radon levels on the west coast of Namibia – What did we learn? H. Liebenberg-Enslin et al. 10.1016/j.apr.2020.05.020
- Vertical distribution of the Asian tropopause aerosols detected by CALIPSO H. Niu et al. 10.1016/j.envpol.2019.06.111
- Aerosol above-cloud direct radiative effect and properties in the Namibian region during the AErosol, RadiatiOn, and CLOuds in southern Africa (AEROCLO-sA) field campaign – Multi-Viewing, Multi-Channel, Multi-Polarization (3MI) airborne simulator and sun photometer measurements A. Chauvigné et al. 10.5194/acp-21-8233-2021
Latest update: 31 Oct 2025
Short summary
                    Three-years of continuous measurements at the Henties Bay Aerosol Observatory (HBAO; 22°S, 14°05’E), Namibia, show that during the austral wintertime, long- and medium-range transport of pollution from biomass and fossil fuel burning give rise to peaks of light-absorbing black carbon aerosols into the marine boundary layer ahead of the main biomass burning season. This could affect the cloud properties.
                    Three-years of continuous measurements at the Henties Bay Aerosol Observatory (HBAO; 22°S,...
                    
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