GEOLOGY

EARTH SCIENCE

VOLCANOES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which volcanic eruption led to climate change in 1815?
A
Eldfell
B
Mt. St. Helens
C
Krakatoa
D
Tambora
Explanation: 

Detailed explanation-1: -The eruption of Mount Tambora was the most significant cause of this climate anomaly. While there were other eruptions in 1815, Tambora is classified as a VEI-7 eruption with a column 45 km (148, 000 ft) tall, eclipsing all others by at least one order of magnitude.

Detailed explanation-2: -Earth’s average global temperature dropped three degrees Celsius. The effect was temporary. Eventually, even the smallest particles of ash and aerosols released by the volcano fell out of the atmosphere, letting in the sunshine. The Year Without a Summer had many impacts in Europe and North America.

Detailed explanation-3: -When Indonesia’s Mount Tambora erupted in 1815, it unleashed the most destructive wave of extreme weather the world has witnessed in thousands of years. The volcano’s massive sulfate dust cloud enveloped the Earth, cooling temperatures and disrupting major weather systems for more than three years.

Detailed explanation-4: -Tambora’s catastrophic eruption began on April 5, 1815, with small tremors and pyroclastic flows. A shattering blast blew the mountain apart on the evening of April 10. The blast, pyroclastic flows, and tsunamis that followed killed at least 10, 000 islanders and destroyed the homes of 35, 000 more.

Detailed explanation-5: -Volcanic ash and gases from the 1815 eruption of Mount Tambora, Indonesia, for example, contributed to 1816 being the “year without a summer, ” with crop failures and famines across the Northern Hemisphere. In 1991, the eruption of Mount Pinatubo in the Philippines cooled the climate for around 3 years.

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