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Sun and moon trigger deep tremors on San Andreas Fault

SOURCE: DIGG • 2009-12-26
TOPICS: Fault • Structural Geology • Tremors • Environment

[92 diggs @ General Sciences] The faint tug of the sun and moon on the San Andreas Fault stimulates tremors deep underground, suggesting that the rock 15 miles below is lubricated with highly pressurized water that allows the rock to slip with little effort, according to a new... read more »

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