Aerosol columnar characterization in Morocco: ELT prospect.
Aziza Bounhir,Zouhair Benkhaldoun,B. Mougenot,Marc Sarazin,El Arbi Siher,Lhoussaine Masmoudi +5 more
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In this paper, a linear regression analysis was performed between satellite data and AERONET observations, and good correlations were observed with the Pearson correlation coefficient, R, varying from 0.68 to 0.92 for MODIS, MISR and TOMS OMI.About:
This article is published in New Astronomy.The article was published on 2008-01-01 and is currently open access. It has received 6 citations till now. The article focuses on the topics: AERONET & Ozone Monitoring Instrument.read more
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Non-spherical aerosol retrieval method employing light scattering by spheroids and it application to AERONET data
Oleg Dubovik,B. N. Holben,T. Lapyonok,Aliaksandr Sinyuk,M. I. Mischenko,Ping Yang,Alexander Smirnov,T. F. Eck,C. Cattrall,I. Slutsker +9 more
TL;DR: In this paper, a shape mixture of randomly oriented polydisperse spheroids is used for the retrieval of the optical properties of non-spherical aerosol in remote sensing.
Journal Article
Multiyear Analysis of Ground-Based Sunphotometer (AERONET) Aerosol Optical Properties and Its Comparison with Satellite Observations over West Africa
TL;DR: In this paper, the spatial and temporal variation of the AOD 440nm, aerosol particle size characterization (Angstrom exponent (I± 440-675nm), and aerosol optical depth (AOD440nm) at four locations (Agoufou, Banizoumbou, Cape Verde and Ilorin) over a period of January 2005 to December 2009 were evaluated.
Journal ArticleDOI
Aerosol Distributions and Transport over Southern Morocco from Ground-Based and Satellite Observations (2004–2020)
Tristan Millet,Hassan Bencherif,Aziza Bounhir,Nelson Bègue,Kévin Lamy,Marion Ranaivombola,Zouhair Benkhaldoun,Thierry Portafaix,Valentin Duflot +8 more
TL;DR: In this paper , the optical properties of aerosols on daily and seasonal scales with the use of the aerosol optical depth (AOD) and Angström exponent (AE) data retrieved from AErosol RObotic NETwork (AERONET) and collected at four stations in Southern Morocco.
Proceedings ArticleDOI
Aerosol characterization of Morocco with AERONET and intercomparison with satellite data: TOMS, MODIS, and MISR
TL;DR: In this article, the authors used the AERONET network and satellite data to characterize the aerosol loadings, their optical and microphysical properties over Morocco, by using three AERNET stations in Morocco; Saada, Ras-El-Ain and Dakhla.
Journal Article
Analysis on Many-year Ground Based Sunphotometer (AERONET) Aerosol Optical Properties and its Similarity with Satellite Observations in IIorin, Cape Verd, Agoufou and Banizoumbou in West Africa
TL;DR: In this paper, the spatial and secular variant of AOD-441nm, aerosol particulate size categorization Angstrom exponent β 441-676nm at different four sites IIorin, Cape Verde, Banizoumbou and Agoufou.
References
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Journal ArticleDOI
AERONET-a federated instrument network and data archive for aerosol Characterization
Brent N. Holben,Thomas F. Eck,Ilya Slutsker,Didier Tanré,J. P. Buis,Alberto Setzer,Eric Vermote,John A. Reagan,Yoram J. Kaufman,Teruyuki Nakajima,François Lavenu,I. Jankowiak,Alexander Smirnov +12 more
TL;DR: The operation and philosophy of the monitoring system, the precision and accuracy of the measuring radiometers, a brief description of the processing system, and access to the database are discussed.
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Variability of Absorption and Optical Properties of Key Aerosol Types Observed in Worldwide Locations
Oleg Dubovik,Brent N. Holben,Thomas F. Eck,Thomas F. Eck,Alexander Smirnov,Yoram J. Kaufman,Michael D. King,Didier Tanré,Ilya Slutsker +8 more
TL;DR: In this paper, the AERONET network of ground-based radiometers were used to remotely sense the aerosol absorption and other optical properties in several key locations, and the results showed robust differentiation in both the magnitude and spectral dependence of the absorption, a property driving aerosol climate forcing.
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A flexible inversion algorithm for retrieval of aerosol optical properties from Sun and sky radiance measurements
Oleg Dubovik,Michael D. King +1 more
TL;DR: The developed algorithm is adapted for the retrieval of aerosol properties from measurements made by ground-based Sun-sky scanning radiometers used in the Aerosol Robotic Network (AERONET) and allows a choice of normal or lognormal noise assumptions.
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Accuracy assessments of aerosol optical properties retrieved from Aerosol Robotic Network (AERONET) Sun and sky radiance measurements
Oleg Dubovik,Alexander Smirnov,Brent N. Holben,Michael D. King,Yoram J. Kaufman,Thomas F. Eck,Ilya Slutsker +6 more
TL;DR: In this article, a new inversion concept for simultaneously retrieving aerosol size distribution, complex refractive index, and single scattering albedo from spectral measurements of direct and diffuse radiation was proposed.
Journal ArticleDOI
Cloud-Screening and Quality Control Algorithms for the AERONET Database
TL;DR: In this paper, the authors present a cloud-screening algorithm for ground-based sun-photometer measurements of aerosol optical depth in the Aerosol Robotic Network (AERONET).