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Across 3. Clean water systems. 6. A spiritual holy man/healer. 10. A practical person who can do a variety of jobs. 13. Die from a lack of air. 17. Cutting down trees. 18. A stressed feeling resulting in not succeeding at something. 21. Juvenile. A young person between 15 and 20. 22. Dinosaurs became __________ 63 million years ago. 23. '____________ people' are the original natives in a land.

Down 1. Hobby of growing flowers and vegetables. 2. Unsuitable. Spitting is _______________ behaviour in most cultures. 4. A person who takes care of children (Mary Poppins). 5. Put money into a new business hoping to make a profit. 6. More than you need. the opposite of 'deficit'. 7. A young, dynamic and creative businessman. 8. Prohibit. 'There should be a _______ on smoking.' 9. The most important item in a list. 'It's a top _______.' 11. Have enough money. 12. Relating to mothers. '_________ leave'. 14. Abolish. Completely destroy (a disease). 15. Unbelievable. Impossible to imagine. 16. The movement from rural areas to cities. 19. A kind of group singing (often religious). 20. (Small) household jobs.