Presentation to the media of the project Fertilization and improvement of water quality through natural zeolites and other biosilicas (FERTIZEL) developed by the Regional Association of Agricultural and Livestock Companies of the Region of Murcia – Agricultural Association of Young Farmers (ADEA-ASAJA MURCIA). This initiative is a beneficiary of the Call for aid for environmental improvement in the agricultural sector that contributes to the recovery of the Mar Menor.