mardi 20 septembre 2022

Taupō Volcano

New Zealand raises volcano alert level for Lake Taupo after 700 small earthquakes are detected

Quote:

New Zealand scientists have increased the alert level for a volcano below the country's biggest lake, which caused the largest eruption on Earth in the past 5,000 years when it last exploded about 1,800 years ago.

In a statement, geological agency GeoNet said it had detected almost 700 small earthquakes below Lake Taupo, the caldera created by the giant volcano, and had raised the volcanic alert level to 1 — minor volcanic unrest — from 0.

The volcanic alert system is based on six escalating levels, but GeoNet notes that eruptions may occur at any level, and levels may not move in sequence as activity can change rapidly.

The Taupo volcano spewed more than 100 cubic kilometres of material into the atmosphere when it last erupted around 200 BC, devastating a large area of New Zealand's central North Island in a period before human habitation.
I saw a video on YouTube about this the other day. The last time this one erupted, it was absolutely gargantuan. If it erupts again, it could be an extremely serious threat to human life.

Ah, here it is:

[yt]gAgCnu82RHE[/yt]


via International Skeptics Forum https://ift.tt/EaV1ZsA

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