Along with Zavaritskii, three other volcanoes blew their tops between 1808 and 1835. They marked the waning of the Little Ice Age, a climate anomaly that lasted from the early 1400s to around 1850.

Now, a new study from scientists at the University of St. Andrews in the U.K. says they’ve solved the mystery: Zavaritskii volcano in the Kuril islands northwest of Japan is to blame.

The eruption at Zavaritskii volcano created a nearly two-mile-wide caldera with layers of red, black and white from previous eruptive deposits. Oleg Dirksen In the summer of 1831, an enormous ...

The team discovered it was the Zavaritskii volcano on the remote, uninhabited island of Simushir, which is part of the Kuril Islands – a disputed territory between Russia and Japan.

For centuries, Simushir Island didn't attract much attention, but today, we know it's the location of a massive volcanic ...

In 1831, a mystery eruption occurred, causing a 1°C drop in global temperatures only recently identified in a paper by ...

"Zavaritskii, the source of this mystery eruption, is located on an extremely remote island between Japan and Russia. No one lives there, ...

As detailed in a new study published in the journal Proceedings of the National Academy of Sciences, scientists say they've determined the culprit to be the Zavaritskii volcano on the extremely ...

Zavaritskii volcano in the Kuril Islands — a former Soviet nuclear submarine base — was responsible for the mysterious 1831 volcanic eruption that cooled the climate and turned the sun ...

Though the Zavaritskii volcano is remote, its eruption still had a significant global impact on climate with severe consequences for human populations, scientists noted.

Along with Zavaritskii, three other volcanoes blew their tops between 1808 and 1835. They marked the waning of the Little Ice Age, a climate anomaly that lasted from the early 1400s to around 1850.