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A volcano is an opening in a planetary-mass object, such as Earth, that allows lava, ash, rock and gases to escape. On average, there are about 50-70 volcano eruptions every year.
With its red-hot rivers of lava and clouds of ash, Hawaii's Kilauea volcano has captured the world's attention. But how dangerous are such eruptions? Every year about 60 volcanoes erupt.
The Ring of Fire is home to 75% of the world's volcanoes and 90% of its earthquakes. 2 min read The Ring of Fire is a roughly 25,000-mile chain of volcanoes and seismically active sites that ...