Project "Bio-Ret-Energy" will run 3 years (2023-2026) with 6 partners: Belgium, Poland, Czech Republic, Slovenia, Spain and France. Its goal is through analysis, identification and development of strategies and priorities of water management and renewable energies, to implement small examples for water bioretention using renewable energy and in accordance to European Green Deal to raise people's knowledge and awareness of climate change and the importance of sustainable horticulture.