Which outcome occurs when groynes impede drift alongshore?

💡 Explanation

Sediment builds on the updrift side because sediment transport is blocked via sediment interruption; therefore, accretion happens updrift rather than balanced deposition wherein sediment would constantly move.

• Which pattern results when the Coriolis effect deflects prevailing winds in the Northern Hemisphere?
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• Which mechanism increases liquefaction risk in saturated silty sediment layers upon seismic wave propagation?
• Which outcome results when a lava dome's flank destabilizes?
• Which risk increases greatly when heavy rainfall saturates volcanic ash depositions?
• Which phenomenon affects coastal regions during the cyclical subduction of the Juan de Fuca plate?