Ruins of a long-sunken Greek village emerge as drought saps vital reservoir

The ruins of Kallio village, sacrificed to form the reservoir, have begun to reappear (AP Photo/Thanassis Stavrakis)

Like ghosts from the past, sunken villages at the bottom of water reservoirs are not meant to be seen. But the ruins of Kallio in the mountains of central Greece are becoming very much visible — and they have a warning to deliver.

As an unprecedented drought induced by climate change rampages across much of southern Europe this summer, reserves at the artificial Lake Mornos — the biggest of the four reservoirs supplying drinking water to Greece’s capital, Athens — have hit their lowest in 16 years.