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Geologists say California's Long Valley Super Volcano is showing signs of "waking up"
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Who doesn't love a little volcano doom in the morning.
Long Valley supervolcano eruption poses 'existential threat' to millions in US
THE LONG VALLEY CALDERA supervolcano is considered to be one of the world's most dangerous, its eruption posing an "existential threat" to millions in the US.
By JOEL DAY 07:06, Thu, Dec 9, 2021 | UPDATED: 09:17, Thu, Dec 9, 2021
The caldera is located in eastern California and sits next to Mammoth Mountain. One of the planet's largest depressions, it is a huge, cauldron-like hollow that forms after an eruption. Measuring a staggering 20 miles long and 11 miles long, it is up to 3,000 feet deep.
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