Across
- 5. A major component of inorganic fertilizers.
- 7. A measure of the cloudiness of water.
- 9. Substances that affect babies more than adults.
- 10. An advanced pest control method used by organic farms.
- 11. The build up of toxins within an organism over time.
- 12. A layer of soil with specific characteristics.
- 13. The price of a backyard composter in Halton (in dollars).
- 14. The official label of the Government of Canada for energy consumption or efficiency.
Down
- 1. Changing crops planted to increase yield.
- 2. Substances that do not break down easily in the environment.
- 3. The garbage that we produce.
- 4. Electricity generated using water.
- 6. Any natural disasters that pose a threat to humans.
- 8. The gas produced when organic material break down.