Unit 3: Biofuels
- Created by: rosieevie
- Created on: 06-01-15 14:13
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- Biofuels
- Advantages
- Reliable - know crop seasons
- Higher energy density
- Chemical biofuels can be stored
- Supply rate can be controlled
- Can replace vehicle fuels
- Carbon neutral fuels
- Disadvantages
- Habitat loss for crop fields
- Limited waste biofuel supply
- Competition for land with food production
- Intensive farming may release lots of carbon dioxide
- Examples
- Crop wastes e.g. straw
- Forestry wastes
- Combustible domestic and industrial waste
- Methane from anaerobic digestion or landfill
- Wood
- Elephant grass
- Sugar cane/sugar beet
- Palm and sunflower oils
- Advantages
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