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12 questions from this quiz
Water spills onto the floodplain
Water flows over surface as overland flow
Granite
Limestone allows percolation, reducing risk
Large water volumes released suddenly
Steep-sided valleys
Carries away fertile topsoil
Sewage, chemicals, and debris
Death and waterborne diseases
River response to rainstorm over time
Time between peak rainfall & peak discharge
Shorter lag time means higher flood risk
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