Key term for Edexcel GCSE Geography A, used in Changing Landscapes of the UK.
The average line reached by the sea at high tide, used as a marker for coastal measurement on OS maps.
Mean High-Water Mark (MHWM) appears in Edexcel GCSE Geography A revision content for The Physical Environment, especially Changing Landscapes of the UK and Case Study: Coastal Landscape.
Create a free account to access Edexcel GCSE Geography A revision notes, track progress, and practise related key terms.
