Across
- 4. relating to the natural world and the impact of human activity on its condition.
- 6. all the plants or plant life of a place, taken as a whole.
- 8. the movement of sand along the coastline.
- 9. E_______ - justified in terms of profitability.
- 10. S_____ - relating to society or its organization.
Down
- 1. bring up, relocate or clear (something) from a river, harbour, or other area of water
- 2. a mound or ridge of sand or other loose sediment.
- 3. R___________ - to fill or to make complete again
- 5. human-made underwater structure, typically built to promote marine life in areas with a generally featureless bottom, to control erosion, block ship passage, or improve surfing.
- 7. the process of eroding or being eroded by wind, water, or other natural agents.