Environment

6. Reduces something to the smallest possible amount or degree.
7. The act of sending out gas, heat, light, etc., into the air.
10. A different choice or option.
11. Capable of being maintained at a certain level without depleting resources.
12. Easily broken or damaged.
13. Consumption: The amount of energy used by an individual or system.

1. Using less fuel to achieve the same level of energy or work.
2. Footprint: The amount of carbon dioxide released into the atmosphere due to individual, community, or organizational activities.
3. Practices: Actions that do not harm the environment and can be continued over time.
4. To put someone or something at risk or in danger.
5. Causing or likely to cause harm.
8. Care taken to avoid danger or mistakes.
9. efficient: Using less energy to provide the same service.
14. Capable of being used again.