200 Years On, 'Mystery Volcano' That Cooled Earth In 1831, Found

The annual average temperatures in the Northern Hemisphere came down by around 1 degree Celsius during one of the most powerful eruptions in the 19th century.

Jan 4, 2025 1

200 Years On, 'Mystery Volcano' That Cooled Earth In 1831, Found
The annual average temperatures in the Northern Hemisphere came down by around 1 degree Celsius during one of the most powerful eruptions in the 19th century.
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