Across
- 2. is the study of the relationships between living organisms
- 4. is a process where you recycle organic materials to make rich soil
- 6. a site for the disposal of waste materials
- 7. air pollution that reduces visibility
- 8. is a geographic area where living organisms, as well as weather and landscape work together to form a bubble of life
Down
- 1. the process of collecting and processing materials the would otherwise be thrown away as trash and turning them into new products
- 3. is the introduction of harmful materials into the enviorment
- 5. wastefully materials