26 February 2015, Rome - (From R to L): Andrea Vianello, RAI3 director, Luca Mercalli, Climatologist, and Mario Lubetkin, Director, Office for Corporate Communication, FAO. Joint press conference with RAI TV to launch RAI programme 'Scala Mercalli' filmed at Sheikh Zayed Centre, FAO Headquarters. The programme, covering sustainability and the environment, will run for six weeks starting from 28 February, and will be aired by RAI TRE on Saturdays at 9 pm.