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← GeographySubsidence risk beneath coastal Louisiana increases given which seismic mechanism?
A)Episodic Tremor and Slip (ETS)✓
B)Deep-Focus Earthquake Swarms
C)Induced Seismicity from Geothermal
D)Volcanic Explosivity Index (VEI) Shifts
💡 Explanation
Creep along faults during Episodic Tremor and Slip (ETS) slowly compacts sediment because the mechanism reduces pore pressure, thus increasing subsidence, rather than sudden, discrete ruptures. Therefore, ETS is the answer, not high-magnitude discrete events.
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