5-9 ┊ 2748 words ┊ ◄))
5-9, 2748 words, 26 minutes audio time.
On May 18, 1980, Mount St. Helens exploded. For the first time in 123 years, ash and hot gas burst from the mountain. But what caused this sleeping giant to awake? Learn more about this historic eruption, and discover the secrets behind volcano formation, the main types of volcanoes, and the impact volcanoes have on nature.
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