Which mechanism accelerates topsoil erosion on loess plains?

💡 Explanation

Topsoil erosion accelerates when sheet flow exceeds the infiltration capacity of the loess because overland flow detaches and transports soil particles; high silt content exacerbates this, therefore erosion increases rather than diminished due to cohesion or density increases.

• Which outcome is accelerated when ventifact formation exposes weaker layers?
• Which hazard increases significantly after rapid drawdown from a dam reservoir situated on karst bedrock?
• Which outcome occurs more slowly as agricultural topsoil undergoes drastic reduction in arthropod populations?
• Which risk dramatically increases when diverting surface runoff toward karst regions?
• Which crustal deformation occurs when a subducting oceanic plate's asperities overcome resistance along the plate interface?
• Which hazardous outcome dramatically increases after pyroclastic flows destabilize steep volcanic slopes?