RICTA 2013: 1st Iberian Meeting on Aerosol Science and Technology The 1st Iberian Meeting on Aerosol Science and Technology – RICTA 2013 will take place at the University of Evora, in the historical city of Evora, Portugal, from 1 to 3 July 2013. The event will be simultaneously the VI Reunión Española de Ciencia y Tecnología de Aerosoles and the IV Summer School on Aerosol Science and Technology, in 2013 organized and hosted by the the Geophysics Centre of the University of Évora (CGE) with the collaboration of AECTA. RICTA 2013 aims to continue the diffusion of the main scientific and technological advances on aerosol research, particularly regarding the Portuguese and Spanish communities. As in previous editions of RECTA, the participation of young researchers is especially encouraged, with the organization of the 4th Summer School on Aerosol Science and Technology and awards for the best poster and PhD thesis. The organization of a joint Portuguese-Spanish Meeting on Aerosol Science also aims at strengthening the common activities between research groups from both countries and to promote the establishment of additional cooperative research ventures