Dust Climatology From Nomad Uvis Channel Z. Flimon1, J. Erwin1, A.C. Vandaele1, L. Neary1, A. Piccialli1, L. Trompet1, Y. Willame1, F. Daerden 1, S. Bauduin2, I. R. Thomas1, B. Ristic1, J. Mason3, C. Depiesse1, M. R. Patel3, G. Bellucci4, J.-J. Lopezmoreno5 1 Royal Belgian Institute For Space Aeronomy, Bira-Iasb Université Libre De Bruxelles (Ulb), Spectroscopy, Quantum Chemistry And Atmospheric Remote Sensing (Squares), Brussels, Belgium 3 School Of Physical Sciences, The Open University, Milton Keynes, Uk 4 Instituto De Astrofisica E Planetologia Spaziali, Inaf, Rome, Italy 5 Instituto De Astrofìsica De Andalucía, Consejo Superior De Investigaciones Científicas (Csic), Granada, Spain 2 Introduction: Aerosols Present In The Atmosphere Of Mars Have A Major Effect On It. They Are Mainly Composed Of Dust, Water Ice Or Co2 Ice. Dust Is Confined To Lower