C. Afif, A. Dutot, C. Jambert, M. Abboud, J. Adjizian-gérard et al., Statistical approach for the characterization of NO 2 concentrations in Beirut, Atmosphere and Health, vol.2, pp.57-67, 2009.
URL : https://hal.archives-ouvertes.fr/hal-00515226

R. Atkinson and J. Arey, Atmospheric degradation of volatile organic compounds, Chem. Rev, vol.103, p.4605, 2003.

C. Badol, N. Locoge, and J. C. Galloo, Using a source-receptor approach to characterise VOC behaviour in a French urban area influenced by industrial emissions: Part II: source contribution assessment using the Chemical Mass Balance (CMB) model, Sci. Total Environ, vol.389, pp.29-440, 2008.

D. R. Blake and F. S. Rowland, Urban leakage of liquefied petroleum gas and its impact on Mexico City air quality, Science, vol.269, pp.953-956, 1995.

A. Borbon, J. B. Gilman, W. C. Kuster, N. Grand, S. Chevaillier et al., Emission ratios of anthropogenic VOC in northern mid-latitude megacities: observations vs. emission inventories in Los Angeles and Paris, J. Geophys. Res, vol.118, pp.2041-2057, 2013.

W. P. Carter, Development of Ozone Reactivity Scales for Volatile Organic Compounds, J. Air Waste Manage, vol.44, pp.881-899, 1994.

R. G. Derwent, M. E. Jenkin, S. R. Utembe, D. E. Shallcross, T. P. Murrells et al., Secondary organic aerosol formation from a large number of reactive man-made organic compounds, ECCAD database: available at, vol.408, pp.3374-3381, 2010.

. Emep/eea, Air pollutant emission inventory guidebook, 2009.

H. Fontaine, Les Composés Organiques Volatils dans les gaz d'échappement des automobiles: Etablissement de profils d'émission représentatifs de différentes conditions de conduite, Thesis, Department of Chemistry and Environment, 2000.

R. Friedrich and A. Obermeier, Anthropogenic emissions of VOCs, Reactive Hydrocarbons in the Atmosphere, pp.1-39, 1999.

C. Gaimoz, S. Sauvage, V. Gros, F. Herrmann, J. Williams et al., Volatile organic compounds sources in Paris in spring 2007, Part II: source apportionment using positive matrix factorization, Environ. Chem, vol.8, pp.91-103, 2011.

C. Granier, B. Bessagnet, T. Bond, A. D'angiola, H. D. Van-der-gon et al., Evolution of anthropogenic and biomass burning emissions of air pollutants at global and regional scales during the 1980-2010 period, Climatic Change, vol.109, pp.163-190, 2011.
URL : https://hal.archives-ouvertes.fr/hal-00637460

H. Guo, K. L. So, I. J. Simpson, B. Barletta, S. Meinardi et al., C1-C8 volatile organic compounds in the atmosphere of Hong Kong: Overview of atmospheric processing and source apportionment, Atmos. Environ, vol.41, pp.1456-1472, 2007.

C. C. Hoerger, A. Claude, C. Plass-duelmer, S. Reimann, E. Eckart et al.,

N. Schmidbauer, T. G. Spain, E. Straube, M. Vana, M. K. Vollmer et al., ACTRIS non-methane hydrocarbon intercomparison experiment in Europe to support WMO GAW and EMEP observation networks, Atmos. Meas. Tech, vol.8, pp.2715-2736, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01806123

J. Lamarque, T. C. Bond, V. Eyring, C. Granier, A. Heil et al., Historical (1850-2000) gridded anthropogenic and biomass burning emissions of reactive gases and aerosols: methodology and application, vol.10, pp.7017-7039, 2010.
URL : https://hal.archives-ouvertes.fr/hal-00458149

V. A. Lanz, C. Hueglin, B. Buchmann, M. Hill, R. Locher et al., Receptor modeling of C2-C7 hydrocarbon sources at an urban background site in, Chem. Phys, vol.8, pp.2313-2332, 1993.
URL : https://hal.archives-ouvertes.fr/hal-00296534

E. Lee, C. K. Chan, and P. Paatero, Application of positive matrix factorization in source apportionment of particulate pollutants in Hong Kong, Atmos. Environ, vol.33, pp.3201-3212, 1999.

M. Leuchner and B. Rappenglück, VOC source-receptor relationships in Houston during TexAQS-II, Atmos. Environ, vol.44, pp.4056-4067, 2010.

R. Massoud, A. Shihadeh, M. Roumié, M. Youness, J. Gerard et al., Intraurban variability of PM 10 and PM 2.5 in an Eastern Mediterranean city, vol.101, pp.893-901, 2011.
URL : https://hal.archives-ouvertes.fr/halsde-00879985

S. L. Miller, M. J. Anderson, E. P. Daly, and J. B. Milford, Source apportionment of exposures to volatile organic compounds. I. Evaluation of receptor models using simulated exposure data, Atmos. Environ, vol.36, pp.3629-3641, 2002.

A. Niedojadlo, K. H. Becker, R. Kurtenbach, and P. Wiesen, The contribution of traffic and solvent use to the total NMVOC emission in a German city derived from measurements and CMB modeling, Atmos. Environ, vol.41, pp.7108-7126, 2007.

P. Paatero, A weighted non-negative least squares algorithm for three-way "PARAFAC" factor analysis, Chemometr. Intell. Lab, vol.38, pp.223-242, 1997.

P. Paatero and P. K. Hopke, Discarding or downweighting highnoise variables in factor analytic models, Anal. Chim. Acta, vol.490, pp.277-289, 2003.

P. Paatero and U. Tapper, Positive MAtrix Factorization: a nonnegative factor model with optimal utilization of error estimates of data values, Environmetrics, vol.5, pp.111-126, 1994.

T. Salameh, C. Afif, S. Sauvage, A. Borbon, and N. Locoge, Speciation of Non-Methane Hydrocarbons (NMHC) from anthropogenic sources in Beirut, Environ. Sci. Pollut. Res, vol.21, pp.10867-10877, 2014.

T. Salameh, S. Sauvage, C. Afif, A. Borbon, T. Leonardis et al., Exploring the seasonal NMHC distribution in an urban area of the Middle East during ECOCEM campaigns: very high loadings dominated by local emissions and dynamics, Environ. Chem, vol.12, pp.316-328, 2015.

M. Sarraf, B. Larsen, and M. Owaygen, Cost of Environmental Degradation -The Case of Lebanon and Tunisia, The World Bank Environment Department, 2004.

S. Sauvage, H. Plaisance, N. Locoge, A. Wroblewski, P. Coddeville et al., Long term measurement and source apportionment of non-methane hydrocarbons in three French rural areas, Atmos. Environ, vol.43, pp.2430-2441, 2009.

J. H. Seinfeld and S. N. Pandis, Atmospheric chemistry and physics, from air pollution to climate change, 2006.

, ESCWA/League of Arab States/UNEP, Regional Office for West Asia Report, 2006.

A. Waked and C. Afif, Emissions of air pollutants from road transport in Lebanon and other countries in the Middle East region, Atmos. Environ, vol.61, pp.446-452, 2012.

A. Waked, C. Afif, and C. Seigneur, An atmospheric emission inventory of anthropogenic and biogenic sources for Lebanon, Atmos. Environ, vol.50, pp.88-96, 2012.
URL : https://hal.archives-ouvertes.fr/hal-00711888

A. Waked, C. Seigneur, F. Couvidat, Y. Kim, K. Sartelet et al., Modeling air pollution in Lebanon: evaluation at a suburban site in Beirut during summer, Atmos. Chem. Phys, vol.13, pp.5873-5886, 2013.

, WHO: Air quality guidelines for particulate matter, ozone, nitrogen dioxide and sulfur dioxide, Global update, WHO -World Health Organisation: Air Quality Guidelines for Europe, 2000.

B. Yuan, M. Shao, J. De-gouw, D. D. Parrish, S. Lu et al., Volatile organic compounds (VOCs) in urban air: How chemistry affects the interpretation of positive matrix factorization (PMF) analysis, J. Geophys. Res.-Atmos, vol.117, p.24302, 2012.

Z. Yuan, L. Zhong, A. K. Lau, J. Z. Yu, and P. K. Louie, Volatile organic compounds in the Pearl River Delta: Identification of source regions and recommendations for emissionoriented monitoring strategies, Atmos. Environ, vol.76, pp.162-172, 2013.