On June 23, 2022, the 2nd Stakeholder Consultation Event of the project took place in Poland. Representatives from all the polish coal mine companies, public sector (ministries, water supply companies), and universities visited the LIFE Brine-Mining demonstration plant and got updated on the project progress, results, and benefits, such as the recovery of clean water from coal mine brines (environmental), the increase of a coal mine revenues from the exploitation of its coal mine wastewater (economic) and the creation of new job opportunities (social) from the project implementation. In total, 55 participants joined the event. Figure 1: The LIFE Brine-Mining