ENDURUNS | Development and demonstration of a long-endurance sea surveying autonomous unmanned vehicle with gliding capability powered by hydrogen fuel cell 01-11-2018 - 31-07-2023 Show more information EU-Programme-Call Horizon 2020 H2020-EU.3. SOCIETAL CHALLENGES H2020-EU.3.4. SOCIETAL CHALLENGES - Smart, Green And Integrated Transport H2020-EU.3.4.0. Cross-cutting call topics H2020-MG-2018-SingleStage-INEA MG-BG-01-2018 Unmanned and autonomous survey activities at sea: