Hayli Gubbi Erupts: A 12,000 Year Sleep Shattered in Seconds. A dormant giant in Ethiopia’s Afar region awakened this week, as the Hayli Gubbi shield volcano erupted for the first time in more than 12,000 years. The unexpected eruption sent a towering ash plume nearly 14 kilometers into the atmosphere, spreading volcanic debris across nearby … Continue reading Hayli Gubbi Erupts: A 12,000 Year Sleep Shattered in Seconds