Across
- 3. A technology or material that reduces or eliminates unwanted ambient sounds.
- 7. The official approval or documentation that something meets required standards.
- 8. Operated by the pressure of a fluid, often used in heavy machinery.
- 9. The process of cutting down trees.
- 10. The variety of plant and animal life in a particular habitat or ecosystem.
Down
- 1. A method of timber harvesting where trees are felled, delimbed, and cut to size at the stump.
- 2. A vehicle or machine capable of operating on rough or uneven ground.
- 4. A forestry vehicle used to transport logs from the stump to a roadside landing.
- 5. Capable of being maintained over the long term without depleting resources or causing ecological harm.
- 6. A steering system that allows connected segments of a vehicle to pivot for better maneuverability.