Day 175 of 365
June 24
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Geography The Formation of Volcanoes
Volcanoes form at tectonic plate boundaries or over 'hot spots' in Earth's mantle. The Pacific Ring of Fire contains 75% of the world's volcanoes. Volcanic eruptions have affected climate throughout history - the 1815 Tambora eruption caused 'The Year Without a Summer' in 1816.
💡 Did you know?
There are more than 80 volcanoes under Antarctic ice!
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