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← GeographyWhich risk increases for coastal communities when locked sections of subduction zones suddenly rupture?
A)Increased seabed methane hydrate destabilization✓
B)Decreased albedo from glacial ice melt
C)Amplified longshore sediment transport
D)Intensified evaporative seawater cooling
💡 Explanation
Subduction zone rupture induces pressure changes underwater; therefore, methane hydrates destabilize because released pressure propagates via isostatic rebound rather than promoting ice melt directly. Resulting earthquake intensity increases destabilization proximity risks.
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