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Mapping Earth's Deep, Mysterious Quakes

Scientists at Stanford University have achieved a significant breakthrough by creating the first global map of rare earthquakes occurring deep within Earth's mantle, a phenomenon long debated and difficult to confirm. This groundbreaking research, which identified 459 such events since 1990, offers crucial insights into the crust-mantle boundary and the upper mantle's role in seismic activity, particularly in regions like the Himalayas.

Mapping Earth's Deep, Mysterious Quakes
  • Scientists at Stanford University have created the first global map of rare earthquakes occurring deep within Earth's mantle, rather than its crust, a significant breakthrough reported by ScienceDaily.
  • These elusive quakes, which have been long debated and difficult to confirm, are found to cluster in regions like the Himalayas and near the Bering Strait, according to SciTechDaily.
  • The research identified hundreds of these hidden tremors worldwide by developing a new method to distinguish mantle quakes through subtle seismic wave differences.
  • As The Debrief noted, this new map provides crucial insights into the crust-mantle boundary and the upper mantle's role in earthquake events.
  • The study offers a novel way to explore earthquake origins and the internal structure of Earth beyond ordinary crustal earthquakes, a sentiment echoed by Professor Simon Klemperer.
  • From an initial pool of over 46,000 recorded events, researchers identified 459 continental mantle earthquakes that have occurred since 1990, though this number is likely an underestimate.
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Editorial Process: This article was drafted using AI-assisted research and thoroughly reviewed by human editors for accuracy, tone, and clarity. All content undergoes human editorial review to ensure accuracy and neutrality.

Reviewed by: Pat Chen

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