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- Unit 1: The Living World: Ecosystems
- Unit 2: The Living World: Biodiversity
- Unit 3: Populations
- Unit 4: Earth Systems & Resources
- Unit 5: Land & Water Use
- Unit 6: Energy Resources & Consumption
- Unit 7: Atmospheric Pollution
- Unit 8: Aquatic & Terrestrial Pollution
- Unit 9: Global Change
- Unit 10: Environmental Legislation