Across
- 3. a timber harvesting method that leaves several healthy, seed-producing trees so they can re-seed the area
- 6. a forest that has never been harvested
- 9. a timber harvesting method that leaves several mature trees to protect seedlings
- 10. a certification that companies can earn by using methods that are environmentally sustainable
- 11. a stand of trees that have various tree regrowth due to the trees being harvested at different times
- 14. a management system that has harvesting practices that minimizes the environmental impacts that could have negative affects on future harvests
Down
- 1. a technique that helps ecosystems that require fires in order to survive
- 2. a large area of planting of one crop
- 3. a timber harvesting method that only cuts some of the trees in an area
- 4. the removal of trees in order to use it for something else
- 5. a timber harvesting method that has the greatest impact on forest ecosystems and is when all the trees are cut at the same time
- 7. a stand of trees that have tree regrowth that is same due to the trees being harvested at the same time
- 8. a management system that scientifically tests a management system and then modifies the system for the best outcome
- 12. a logging method that removes snags (trees left to decompose upright) after natural disturbances
- 13. a management system that allows for the highest amount of a resource to be harvested but does not negatively affect the yield of future harvestings