After a large volcanic eruption deposits thick tephra layers, which landform change mechanism accelerates?

💡 Explanation

Land denudation accelerates because tephra isn't cohesive; it increases surface runoff causing increased overland flow and channel erosion, therefore increasing surface runoff rather than chemical weathering (slower), glacial activity (unrelated), or wind deflation (less impactful).

• Which outcome is accelerated when groundwater discharge increases near coastlines?
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