| ACROSS | DOWN |
| 1. Organistation founded in 1971 to maintain a balance between human progress and enviromental conservation (10) | 2. Great dense areas of broad-leveled trees in a tropical area of heavy rainfall (11) |
| 8. Downpour that contains a high concentration of pollutants (4,4) | 3. Fault (5) |
| 9. Extinct flightless bird of Mauritius (4) | 4. Section of the high plateau contry of N Central America along the north side of the Little Colorado River Valley - Famous for it's brillant coloured rocks. (7,6) |
| 10. ______ light, another name for dawn (5) | 5. ______ of Lebanon, tree of level spreading branches and fragrant odour. (5) |
| 11. Great crested ______, a diving bird (5) | 6. Region in the stratosphere that absorbs high energy solar uv rays and is now in danger from "holing" (5,5) |
| 13. ___ __________ Book of the International Untion for Conservation of Nature, listing threatened species (3, 4) | 7. Worlds largest and deepest expanse of water (7,5) |
14. Fertile spot in the desert (5) Hint - Also a band name | 11. Wild ____, with a sword shaped flower, perennial of the iris family, now found only in Hampshire, England (8) |
| 15. Of, for or used by both sexes (7) | 12. Faded gradually - like smoke, say - from sight (9) |
| 16. Town in Greater London, famous for its film studios (7) | 13. Tract of land set aside for the protection and conservation of wild animals, flowers, etc. (7) |
| 18. ________ Lakes (Superior, Huron, Erie, Michigan and Ontario) (5) | |
| 19. Country in Africa with the savanna - home of the fast disappearing Oryx (5) | |