Extreme Nature
How Many Volcanoes?
Published March 2007During the past 10,000 years, there are about 1500 volcanoes on land that are known to have have been active, while the number of submarine volcanoes is unknown.
During the past 10,000 years, there are about 1500 volcanoes on land that are known to have have been active, while the number of submarine volcanoes is unknown.
Add comment