08 July 2024, Saxony, Dresden: The wastewater treatment basins of the Dresden wastewater treatment plant on highway 4 (aerial view with a drone). The state capital cooperates with local partners in Zambia and Ukraine in the field of wastewater and recycling. Photo: Sebastian Kahnert/dpa

08 July 2024, Saxony, Dresden: The wastewater treatment basins of the Dresden wastewater treatment plant on highway 4 (aerial view with a drone). The state capital cooperates with local partners in Zambia and Ukraine in the field of wastewater and recycling. Photo: Sebastian Kahnert/dpa

08 July 2024, Saxony, Dresden: Svenja Schulze (SPD, center left), Federal Minister for Economic Cooperation and Development, visits the main pumping station of the wastewater treatment plant of Stadtentwässerung Dresden alongside Ralf Strothteicher (2nd from left), Technical Managing Director of Stadtentwässerung Dresden, and Albrecht Pallas (SPD, 3rd from right), Member of the State Parliament. The state capital cooperates with local partners in Zambia and Ukraine in the field of wastewater and recycling. Photo: Sebastian Kahnert/dpa