Across
- 3. fuels Something that was replaced by bio mass.
- 4. A mixture of organic acids obtained from the conversion of waste cooking oil and diesel fuel.
- 7. The generating station in __________ uses waste wood from nearby forestry operations to produce electricity.
- 8. Also known as methane that is made up of human waste and manure.
- 9. Plant matter from recently living sources used as an energy source.
- 10. A type of bio-fuel made up of fuel wood,waste wood, and manure.
Down
- 1. A fuel produced from renewable biological resources,including biomass.
- 2. The combination of __________ and crop planting to absorb carbon dioxide make biomass energy use a "carbon-neutral" process.
- 5. A place where all waste is gathered and buried into the ground.
- 6. The chemical reaction that coverts the sun's radiant energy into chemical potential energy.