Urban decoration with plastic bottles, Costa Brava and Costa Maresme, 2012. We are all Ecoartists.
Manufacture of toys with recovered material. Environmental Congress, Tangier, Morocco, 1999
Model Workshop of the city of Barcelona. Gavá Museum, Barcelona, 2000.
Workshops for children given by Marta Soriano at Ecoart headquarters, Barcelona, 2003
Model of an urbanization, Environmental Education Conference, Camargo Cantabria, 1999
Marta Soriano teaches Artistic Recycling workshops for the Third Age, La Caixa Foundation, Barcelona, 2001
Musical instruments with useless objects Eco-Garden Fair, Alpicat, Lleida, 2001
Artistic recycling workshop at the Environment Congress. Reus, Tarragona, Government of Catalonia, 1999.