From rainfall to flood hazard
From rainfall to flood hazard

A flood becomes a hazard when water threatens people, property, infrastructure or the environment. In a drainage basin, heavy rain can raise river discharge until the channel overflows onto the floodplain.
Step-by-step lessons covering OCR A GCSE Geography UK flood event case study for GCSE Geography. Each lesson works through exam-style questions in Component 01, Component 02 and Component 03 format. Build a solid grasp of core physical and human processes before tackling the evaluation- and decision-making-style questions used in the final papers, which carry the most marks.