OzonAction Education Pack for Secondary Schools - Unesco

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You: Nearly a hundred years?! Does it mean that if we stop using all ozone depleting substances today, in 60 and even 80 years, there would still be chlorine atoms in the stratosphere destroying the ozone layer? Ozzy: Exactly! You: Now that’s a long time. Ozzy: Yes it is. So please help me and my friends by telling people that the use of ozone depleting substances or ODS should be stopped immediately. If you protect us, we will then protect you! Ozzy flies away and waves to you. Back in the office… You (waking up): I will do my best Ozzy! Ozzy? Huh? Where am I? You look around and notice that the sun is already rising outside. It is past 6am, and your first colleagues will arrive at the office in an hour. You’ve slept the whole night there! Then you realise that you got a lot of useful information in your dream and you have to write it down quickly before you forget. 10 -
YOUR NOTEBOOK - part 3 Which are the most common ozone depleting substances? What are they used for? Why were they created? How are they released into the atmosphere? What could be done to avoid using ozone depleting substances? - 11
Page 3: ACKNOWLEDGEMENTS This book was deve
Page 7 and 8: INSTRUCTIONS This Student’s Book
Page 9 and 10: SCENE 1: THE OZONE LAYER - THE TRUT
Page 11 and 12: YOUR NOTEBOOK - part 1 What is the
Page 13 and 14: YOUR NOTEBOOK - part 2 All ozone is
Page 15: You find yourself inside a huge fac
Page 19 and 20: You make another call. You: Hello?
Page 21 and 22: Adel: And the developing countries?
Page 23 and 24: SCENE 5: ULTRAVIOLET RADIATION AND
Page 25 and 26: You: How can it be dangerous to oth
Page 27 and 28: YOUR NOTEBOOK - part 5 A dark or we
Page 29 and 30: Adel: Did you find out? You: Yes I
Page 31 and 32: YOUR NOTEBOOK - part 6 Ozone layer
Page 33 and 34: 1 HOUR LEFT TO THE NEW DEADLINE Now
Page 35 and 36: GLOSSARY Atmosphere The Earth’s a
Page 37 and 38: Hydrochlorofluorocarbon (HCFC) A mo
Page 39 and 40: Ozone layer depletion A number of h
Page 42: www.unep.org United Nations Environ

OzonAction Education Pack for Secondary Schools - Unesco

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