Tender for The purpose of the contract is the provision of the development and execution service of the environmental education program of the Consortium for the Treatment of Urban Solid Waste of the Maresme, consisting of: 1) Monitoring and guidance service of face-to-face visits scheduled at the Comprehensive Center for Waste Valorization of the Maresme and the Mataró-Maresme Circular Park for organized groups of the educational community. 2) The realization of didactic workshops in the schools themselves. 3) Performing activities in educational centers with digital support. The detailed description of the services, as well as the other requirements to be executed, are collected in the Technical Descriptions Plenary.