Earthquakes that have been rocking the picturesque Greek island of Santorini has been gradually calming down a month since it began.

The emergency measure announced on the island of Amorgos follows a similar decision for nearby Santorini on February 7 after thousands of unusual tremors were registered in an undersea area

An earthquake swarm near the Greek island of Santorini is gradually declining a month after it began, according to scientists monitoring the phenomenon. The undersea shocks — sometimes recorded only minutes apart — led thousands of residents and workers to flee the famed clifftop towns of Santorini and the nearby islands of Ios,