(CNN) — An unknown volcano erupted so explosively in 1831 that it cooled Earth’s climate. Now, nearly 200 years later, scientists have identified the “mystery volcano.” The eruption was ...

The location of a giant volcanic eruption in 1831 has eluded scientists for nearly 200 years, but now they have solved the mystery. The Zavaritskii volcano on Simushir Island in the Kuril Islands ...

The 1831 eruption was a cataclysmic event that ejected enormous amounts of sulfur into the atmosphere, cooling the Northern Hemisphere by an average of 1.8 degrees Fahrenheit (1 degree Celsius).

In 1831, a massive volcanic eruption spewed sulfurous gases into the atmosphere, reflecting sunlight and causing a global cooling of approximately 1°C. This cold weather, well-documented ...

In 1831, the Northern Hemisphere climate cooled by an average of about 1.8 degrees Fahrenheit (1 degree Celsius), coinciding with reports of gloomy, bleak weather and the sun turning different colors.

(CNN) — An unknown volcano erupted so explosively in 1831 that it cooled Earth’s climate. Now, nearly 200 years later, scientists have identified the “mystery volcano.” The eruption was ...

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.

(CNN) — An unknown volcano erupted so explosively in 1831 that it cooled Earth’s climate. Now, nearly 200 years later, scientists have identified the “mystery volcano.” The eruption was ...

(CNN) — An unknown volcano erupted so explosively in 1831 that it cooled Earth’s climate. Now, nearly 200 years later, scientists have identified the “mystery volcano.” The eruption was ...

(CNN) — An unknown volcano erupted so explosively in 1831 that it cooled Earth’s climate. Now, nearly 200 years later, scientists have identified the “mystery volcano.” The eruption was ...