From October 1-3, 2024, the first international environmental, waste-water management, and sustainability exhibition titled “ENVIRONTEC powered by ÖKOINDUSTRIA 2024” was held at HUNGEXPO, where approximately eighty exhibitors from eight countries showcased their innovations and technological developments related to the topic. The event was joined by the National Development Center through the presentation of three of its operational programmes. The exhibition focused on one of the most important questions of the 21st century: how can we