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  2. Year Without a Summer - Wikipedia

    en.wikipedia.org/wiki/Year_Without_a_Summer

    1816 is known as the Year Without a Summer because of severe climate abnormalities that caused average global temperatures to decrease by 0.4–0.7 °C (0.7–1 °F). [1] Summer temperatures in Europe were the coldest of any on record between 1766 and 2000, [ 2 ] resulting in crop failures and major food shortages across the Northern Hemisphere .

  3. 1815 eruption of Mount Tambora - Wikipedia

    en.wikipedia.org/wiki/1815_eruption_of_Mount_Tambora

    In summer 1816, countries in the Northern Hemisphere suffered extreme weather conditions, dubbed the "Year Without a Summer". Average global temperatures decreased by about 0.4 to 0.7 °C (0.7 to 1.3 °F), [8] enough to cause significant agricultural problems around the globe. On 4 June 1816, frosts were reported in the upper elevations of New ...

  4. Volcanic winter - Wikipedia

    en.wikipedia.org/wiki/Volcanic_winter

    The conversion of sulfur dioxide to sulfuric acid, which condenses rapidly in the stratosphere to form fine sulfate aerosols. A volcanic winter is a reduction in global temperatures caused by droplets of sulfuric acid obscuring the Sun and raising Earth's albedo (increasing the reflection of solar radiation) after a large, sulfur-rich, particularly explosive volcanic eruption.

  5. List of Quaternary volcanic eruptions - Wikipedia

    en.wikipedia.org/wiki/List_of_Quaternary...

    an estimated 10–120 million tons of sulfur dioxide were emitted, produced the "Year Without a Summer" [23] 1808 ice core event: Unknown eruption near equator, magnitude roughly half Tambora: Emission of sulfur dioxide around the amount of the 1815 Tambora eruption (ice cores from Antarctica and Greenland). [24] 1808

  6. Strange blue rings found in Scandinavian trees leave ... - AOL

    www.aol.com/news/strange-blue-rings-found...

    Researchers suspect volcanic eruptions in Central and South America may have led to cold summers in Norway between 1877 and 1902, forming peculiar blue rings in Scandinavian trees and shrubs.

  7. Little Ice Age volcanism - Wikipedia

    en.wikipedia.org/wiki/Little_Ice_Age_volcanism

    It began the Goat Rocks eruptive period and the continuous eruptions were relieved until the 1850s. [18] Stratovolcano: Tambora: 10 April 1815 Indonesia 2 7 This was the world's greatest eruption since the end of the ice age. [19] The ash and smoke blanketed the Northern Hemisphere and caused "The year without summer" [20] Stratovolcano ...

  8. When will the Iceland volcano erupt and what happens when it ...

    www.aol.com/news/iceland-volcano-erupt-happens...

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  9. A powerful volcano is erupting. Here’s what that could mean ...

    www.aol.com/news/powerful-volcano-erupting-could...

    The eruption poured over 17 million tons of the gas into the atmosphere and led to a global temperature decrease of around 0.5 degrees Celsius (0.9 degrees Fahrenheit) that lasted about a year ...