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# Contents

- Introduction
- Learning outcomes
- 1 What are biofuels?
- 2 Energy from plants and climate change
  - 2.1 Photosynthesis
  - 2.2 The link between energy and biofuels
- 3 Wood as an energy source
- 4 Grasses as an energy source
- 5 Transport biofuels: biodiesel and bioethanol
- 6 Biogas
- 7 Biofuels: some of the issues
- Conclusion
- Acknowledgements

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