What is the longest erupting volcano?
Erta Ale in Ethiopia is considered the longest erupting volcano.
A volcano that has erupted at least once during the past 10,000 years is called an active volcano. Active volcanos can be further classified as erupting or dormant. An erupting volcano is an active volcano that is currently having an eruption. A dormant volcano is an active volcano that is not erupting, but that is due to erupt again.