On Thursday 22 May, at 9 p.m., the Consorzio di Bonifica di Piacenza and the Piacenza section of the Club Alpino Italiano (CAI) will celebrate World Biodiversity Day with an event entitled: ‘Aliens among us: the Louisiana crayfish’. A conference, free of charge and open to the public, will be held at the CAI headquarters on Stradone Farnese at no. 39. translator
