Across
- 1. The least effective soil for plant growth because the particles are packed tightly together and there are not any spaces for air, water, or plant roots to grow
- 5. Formed from the decomposition of organic compounds (dead plants and animals) approximately 300 million years ago
- 7. ____ treatment is the removal of materials easily separated from the wastewater
- 8. Process which reuses the organic waste produced in your home (or on your farm) and reduces the amount of "green" wastes going to the landfills
- 14. The number of organisms that a region can support without environmental degradation.
- 16. A naturally occurring gas that is continuously recycled in the stratosphere.
- 18. Bacteria and small organisms that may cause diseases in humans
Down
- 2. Describes all forms of pollution associated with the burning of fossil fuels that leads to acid deposition
- 3. Primary energy source from the 1880s to the mid 1950s
- 4. The term used to describe the range of organisms in a community
- 6. Primary purpose is for the burial of wastes with a minimal impact on the environment.
- 9. Used to control and destroy the activities of pests which affect crops
- 10. Power that accounts for 15% of Canada's electricity
- 11. Tthe term ______ was used in 1968 in order to describe the many new technologies and advances in the agricultural industry
- 12. Poisons can be passed along a food chain
- 13. A _____ audit involves the monitoring, sorting, and massing of all waste over a specified time period
- 15. A heat-trapping process that occurs naturally in the atmosphere
- 17. A mixture of air pollutants that typically produce a hazy appearance