1
																														2
																												3				4
				5																6
	7															8
										9
																						10		11
12
																			13
												14
																					15
												16
													17
												18
																								19																				20
										21
																																										22
					23						24																		25
																				26							27
								28
																		29
													30
																							31
									32
																														33
																	34										35
																																						36
														37
																											38
																																			39

Across 3. solar energy 9. I save energy 12. I recycle to help the environnement 14. to destry the ozone layer 16. she turns off the light 18. We reuse the paper 19. acid rain 21. to reuse 23. water poollution 25. wind energy 28. to change 30. the waste pollute the water 31. clean energy 32. soil erosion 33. ozone layer 34. to pollute 37. carbon dioxyde 38. greenhouse effect 39. atmosphere

Down 1. nuclear waste is dangerous for health 2. the children waste the energy 4. to waste 5. oil 6. to turn of 7. to turn on 8. we turn on the light 10. climate 11. to threaten 13. to recycle 15. to save 17. air pollution 20. waste 22. environment 24. flood 26. nuclear waste 27. ecology 29. to destroy 35. drought 36. earth