Crucigrama The Ozono Layer DepletionVersión en línea Let’s see what you learned today! por Oca Perelis 1 What happened in 1987? (2) 2 What did we talk about? (2) 3 What does it increase? (2) 4 A country that was affected (1) 5 One of the gases that cause it (1) 6 One consequence directly to the human? (1) 7 The thinnest areas of the ozone layer (1) 8 Name of the gas that affects the ozone layer the most (1) 2 4 7 8 5 3 1
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