Eruptions have increased at Mt Etna volcano in Italy. A series of about twelve earthquakes have occurred at the summit of the volcano, the largest being magnitude 3.9. On Tuesday a fracture opened at the base of southeast crater between 2500 m and 2900 m above sea level. Strombolian activity has begun at southeast crater and lava flowed to the Valle del Bove and descended to an altitude of 1300 m.
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