The dried-out Lake Picrolimni is seen from above, near the village of Mikrokampos, northern Greece, August 19, 2024. /CFPMornos artificial lake, located around 150 kilometers northeast of Athens, has served as a key reservoir for the Greek capital's water supply for decades. When a dam was constructed on the Mornos River in 1979 to create the lake, the village of Kallio had to be evacuated a