About 74,000 years ago, Sumatra’s Mount Toba experienced a super-eruption, one of the largest in Earth’s history, potentially kicking off a massive disruption in the world’s climate.

The largest supervolcano eruption of the past 2.5 million years was a series of explosions of Mount Toba on the Indonesian island of Sumatra about 75,000 years ago.

About 74,000 years ago, Sumatra’s Mount Toba experienced a super-eruption, one of the largest in Earth’s history, potentially kicking off a massive disruption in the world’s climate. Some ...

On the very bad day in question, one particular volcano, now known as Mount Toba, had been active for a long time. It had bulged up gradually until it towered almost 3,000 feet above the jungle.

The most catastrophic volcanic eruption in the last 2 million years may owe its superpower to stacks of hot molten rock layered like the jelly filling inside a sky-high wedding cake.

About 74,000 years ago, Sumatra’s Mount Toba experienced a super-eruption, one of the largest in Earth’s history, potentially kicking off a massive disruption in the world’s climate.

(CNN) — About 74,000 years ago, Sumatra’s Mount Toba experienced a super-eruption, one of the largest in Earth’s history, potentially kicking off a massive disruption in the world’s climate.

By Katie Hunt, CNN (CNN) — About 74,000 years ago, Sumatra’s Mount Toba experienced a super-eruption, one of the largest in Earth’s history, ...