UPC partner attended the two Congresses. In Istanbul, Sandra Correa presented a communication entitled “The role of anaerobic digestion in the sustainable management of olive mill solid waste: a technoeconomic study “, by Sandra Correa, Mercedes Llamas, Fabiana Passos, Fernando Fermoso, Ivet Ferrer. A poster on “Olive mill solid waste valorisation: Natural textile dye and biogas production”, by Fabiana Passos, Sandra Correa, Marta Riba-Moliner, Ivet Ferrer was also presented at the same scientific event.