Where this 1831 mega-eruption took place, however, was a mystery. The Babuyan Claro volcano in the Philippines was once thought to be a candidate; a 2021 paper in the journal Climate of the Past ...

A massive volcano opened wide its jaws and belched ... the global cooling event from 1831 to 1833 was attributed to Babuyan Claro in the Philippines. This, a 2018 paper discovered, never actually ...