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The supererupciones volcanic they are one of the natural events more extreme around the planet. These explosions expel a huge amount of material, at least 1,000 times more than the eruption of mount St. Helens (Washington) in 1980-the most deadly and destructive in the history of the U.S. – and have the potential to alter the planet’s climate. Fortunately, they happen approximately every 100,000 years and, despite their terrible catastrophic effects, few of them have been documented in the geologic record. Among them are the “explosion” of the Huckleberry Ridge, two million years ago in what is now the Yellowstone park, in the Rocky Mountains, which raised the land up to a kilometer, the