Indonesian geologists have reported 1,079 eruptions during this month alone, which is much higher compared to previous periods of activity.

An eruption this week sent a cloud of thick grey ash as high as 4km into the sky. Read more at straitstimes.com.

Last year, Mount Ruang in North Sulawesi province erupted more than half a dozen times, forcing thousands of residents of nearby islands to evacuate.

Last November, Mount Lewotobi Laki-Laki, a 1,703-metre twin-peaked volcano on the tourist island of Flores erupted more than a dozen times in one week, killing nine people in its initial explosion.

Mount Ruang in North Sulawesi province erupted more than half a dozen times last year, forcing thousands from nearby islands to evacuate.

Mount Ruang in North Sulawesi province erupted more than half a dozen times last year, forcing thousands from nearby islands to evacuate. - AFP ...