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Across 2. to increase 3. to improve 7. the jungle 9. to recycle 10. the drought 11. to clone 12. the device 15. beneficial 18. little 19. to aggravate 21. safe to drink 22. however 24. to advance 25. to predict 26. to prevent 27. the lead 28. DNA

Down 1. to manipulate 4. to rescue 5. the pickup 6. to label 8. the food 13. the quality 14. healthy 16. serious 17. the resource 18. to propose 20. to renew 23. to damage 25. few fem. pl.