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The Mid-Atlantic Ridge is a mid-ocean ridge that separates the Atlantic Ocean into two halves and is part of the longest mountain range in the world. It is a site of seafloor spreading, volcanic activity, and island formation, and has a central rift valley and a deep trench.
Learn about the Mid-Atlantic Ridge, a submarine mountain chain in the Atlantic Ocean that marks the boundary between two tectonic plates. Find out how seafloor spreading, volcanic activity, and hydrothermal vents occur along this ridge.
- The Editors of Encyclopaedia Britannica
Apr 17, 2017 · Learn about the Mid-Atlantic Ridge, a mid-ocean ridge formed by divergent plate boundaries in the Atlantic Ocean. Discover its length, width, height, volcanic activity, islands, history of discovery and its role in plate tectonics and continental drift.
Learn how the Mid-Atlantic Ridge is a divergent plate boundary where new ocean lithosphere is formed by sea floor spreading. Discover the evidence from magnetic stripes and volcanic rocks that reveal the history of the Atlantic Ocean opening.
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What is a mid-ocean ridge?
Learn what the mid-ocean ridge is, how it forms, and why it is important for Earth's geography and life. Explore the Mid-Atlantic Ridge and the East Pacific Rise, two well-studied parts of the global system of underwater volcanoes.
Learn about the Mid-Atlantic Ridge, where the Eurasian and North American tectonic plates separate, and how it shapes Iceland's geology and culture. Find out how to visit this natural wonder at Thingvellir National Park or the Reykjanes peninsula.
Learn about the longest mountain chain on Earth, the Mid-Atlantic Ridge, and its role in plate tectonics. Explore satellite data and images of the ridge, mapped by the Smithsonian Institution.
