Scientists have identified the “mystery volcano” that erupted in 1831 and cooled Earth’s climate. They have linked it to an island volcano in the northwest Pacific Ocean.

Previously, the likely culprit was wrongly attributed to a tropical volcano. The eruption, one of the most powerful of the 19th century, spewed enough sulfur dioxide into the atmosphere to cool ...

When a volcano erupts in tropical regions, atmospheric currents running parallel to the equator can distribute ash and gases uniformly around the globe. At higher latitudes, the atmospheric ...

“This eruption had global climatic impacts but was wrongly attributed to a tropical volcano for a long time period,” said Dr. Stefan Brönnimann, unit leader in climatology at the University ...