Children play in front of tailings, waste materials left after a mineral is extracted from ore, at the Zmajevo settlement near the village of Krivelj, Serbia, April 4, 2024. REUTERS/Marko Djurica
Children play in front of tailings, waste materials left after a mineral is extracted from ore, at the Zmajevo settlement near the village of Krivelj, Serbia, April 4, 2024. REUTERS/Marko Djurica