Across
- 5. originate from
- 6. check or prove
- 8. supply of water to plants for growth
- 9. animals feeding on land more than it can sustain
- 11. phenomenon of magma erupting onto surfaces of land
- 12. process of making areas more urbanized
- 13. natural gradual destruction of land
Down
- 1. type of land degradation in dry lands
- 2. development of living organisms over generations
- 3. being a survivor
- 4. becoming filled with silt
- 5. clearing of trees
- 7. reducing the severity of something
- 10. controlled cultivation of fish