Sustainability

4. – using resources too quickly or in excessive amounts.
6. efficiency – using resources in a smart, careful way to avoid waste.
8. balance – a stable relationship between living things and their environment.
11. neutral – balancing the amount of carbon released with actions that absorb carbon.
12. – able to be maintained without harming the environment.
13. – cutting down large areas of forests.
14. – able to be replaced naturally, such as solar or wind energy.
15. – reusing old materials to make something of higher value.

1. – resources that cannot be replaced once used, like coal or oil.
2. – planting trees to replace those that were cut down.
3. – the variety of living organisms in an environment.
5. – harmful substances released into air, water, or soil.
7. – a community of living things interacting with their environment.
9. footprint – the total amount of greenhouse gases released by a person, company, or activity.
10. – able to break down naturally and turn into soil nutrients.
13. – able to break down naturally over time.
16. – protecting and preserving natural resources and the environment.