Which risk notably increases as waves persistently exploit weaknesses within coastal sea stacks?

💡 Explanation

Catastrophic structural destabilization increases because hydraulic action widens fractures initiating sudden collapse; continued erosion leads to toppling therefore quick stack disintegration rather than slower weathering processes under stable conditions.

• Which risk increases when a megathrust earthquake deforms the seafloor during seafloor displacement?
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• Which phenomenon causes nutrient depletion in surface waters along the coast of South America during El Niño events?
• Which consequence results when a polar jet stream meanders significantly?
• Which process dictates sediment direction around coastal island complexes?
• Which consequence manifests when excessive sedimentation overwhelms a levee's capacity?