Water retention pits

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• 8 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. What surface run-off is
2. Using run-off in the garden
3. Water retention ditches
4. Water retention pits
5. Choosing a site and a structure
6. Constructing a retention ditch
7. Constructing a retention pit
8. Planting crops that use conserved water