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GCSE Geography · key term
A fieldwork approach that compares evidence from different dates or times to identify what has changed and by how much.
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Component 3
Revise: Analyzing Change Over TimeTo investigate change over time, you need evidence from another date as well. Comparing the two lets you identify what has appeared, disappeared, increased, decreased or stayed the same.
Specification Table A · Component 3
An investigation of how a geographical feature or variable differs between two or more times.
Comparing upstream and downstream sites investigates spatial variation; comparing the same sites on different dates investigates change over time.
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Change over time means investigating how a geographical feature or variable differs between two or more times. The timescale should suit the question: hours may reveal changing weather, while years may reveal changing retailing or land use.
