How Science Works: Journey to Etna: Lava Flow and Gas Emissions

The video tutorial explores the journey of magma from deep within the Earth to its eruption as lava, forming igneous rock. It distinguishes between two types of lava, 'A'a and Pahoehoe, and highlights the importance of collecting fresh lava samples for analysis. The tutorial also emphasizes the significant role volcanoes play in shaping the Earth's atmosphere and climate, noting their emission of gases and metals, including sulfur dioxide and gold.

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