Traders are Keystone Actors for Corporate Water Stewardship in the Food System: the case of Brazilian Soybeans

Elena De Petrillo1, Marta Tuninetti2, Luca Ridolfi2 and Francesco Laio2, (1)Politecnico di Torino, Department of Environment, Land and Infrastructure Engineering, Torino, Italy, (2)Politecnico di Torino, Torino, Italy