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When the Ground Moves: How Volcanoes Build Pressure Before an Eruption
See how magma movement, gas pressure, and rock strength build up before an eruption—and why some volcanoes explode while others flow.
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What Makes a Volcano Erupt? Pressure, Magma, and Gas Explained Simply
Learn how rising magma, trapped gas, and pressure cause eruptions—and why some volcanoes explode while others flow.





