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Volcanoes can tell big lies about their age: Here's what it means for us

Our study re-analysed the large series of radiocarbon dates for the Taupo eruption and found that the oldest dates were closest to the volcano vent.

Volcano, Philippines
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Mayon volcano spews red-hot lava in another eruption as seen from Legazpi city, Albay province, around 340 kilometres southeast of Manila, Philippines

Richard N HoldawayBen KennedyBrendan Duffy
Just like a teenager wanting to be older, volcanoes can lie about their age, or at least about their activities. For kids, it might be little white lies, but volcanoes can tell big lies with big consequences.

Our research, published today in Nature Communications, uncovers one such volcanic lie.

Accurate dating of prehistoric eruptions is important as it allows scientists to correlate them with other records, such as large earthquakes, Antarctic ice cores, historical events like Mediterranean civilisation milestones, and climatic events like the Little Ice Age. This gives us a better understanding of the links between volcanism and the natural and