Across
- 1. the salt concentration of an area
- 3. relating to living matter
- 5. the lines on a weather map
- 7. a unit of measurement for pressure, typically found on a weather map
- 8. long-term aspects of an environment
- 9. the farming of marine fauna
Down
- 1. self-sufficiency of an environment
- 2. how water is spread around crops in a farm
- 4. the act of artificially reproducing crops
- 6. to plough a land, then leave alone