Ecologistas en Acción begins his ozone campaign with two objectives: to raise awareness among the population about the ozone problem to contribute to their solution and reclaim the administrations effective plans to combat this pollutant. During the summer an exhibition will join conferences in the more affected locations in Catalonia where the citizen measuring tropospheric ozone levels campaing is implemented. The exhibition on ozone in Catalonia consists of 7 panels of 200 X 66 cm (roll-up). For detail information here http://www.ecologistasenaccion.org/article34615.html