Across
- 2. process whereby metals are removed from ore or concentrate for use in industry
- 3. a relatively shallow area of the sea in which fish are usually abundant
- 5. the type of farming that uses large amounts of labour, machinery, and fertilizers
- 7. the type of fishing that uses large boats and 12-16 crew members->also comes back to shore every 2 weeks
- 10. the aggregate of passively floating and drifting
- 11. he type of fish that live near the surface of the water
- 14. kills vegetation and turns lakes acidic, causing fish to die and wildlife to disappear
- 18. part of a forest that has large enough trees and is close enough to a market to allow it to be harvested by the forest industry
- 19. production of fish and other marine products on fish farms
- 21. the type of farming that ensures sustainable agriculture and does not damage the environment
- 22. the continuing supply of a natural resource
- 25. the type of mining used to extract minerals close to the surface
- 26. molluscs and crustaceans such as oysters, shrimp, and lobsters
- 29. wood from coniferous (needle-leaved) trees
- 30. the substance put on agricultural land to produce a greater crop yield
Down
- 1. resource that replaces itself
- 4. mineral that yields a metal when processed
- 6. mineral that yields non-metals when processed
- 8. the type of farming that uses small amounts of labour, machinery, and fertilizer
- 9. wood from broad-leaved trees such as maple, oak, and elm
- 12. the businesses collectively associated with the production, processing, and distribution of agricultural products
- 13. the type of mining used to extract minerals deep in the earth
- 15. gently sloping outer edge of a continent that extends below to surface of the ocean ta a maximum depth of about 200m
- 16. the type of fishing that uses small boats and 1-6 crew members->also comes back to shore daily
- 17. part of a forest that has trees too small to harvest or is too far away from the market
- 20. the type of mining used to extract minerals at the surface that may extend deep into the earth
- 23. the management of resources in a careful and sustainable way
- 24. difference between value of exports and value of imports
- 27. the type of fish that live on the sea bottom
- 28. rock that contains enough valuable minerals to make mining profitable
