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Data Activity - Topic 6.4 - Southern hemisphere ozone hole - Answers

This page provides answers to the activity asking you to consider data on the ozone hole over Antarctica in the Southern Hemisphere, in line with Topic 6.4. The activity can be found here: Data Activity - Topic 6.4 - Southern hemisphere ozone hole Questions Consider the data on closure dates first... (a) According to the graph, the years 2020 and 1999 are ranked “1” and “2”. Explain what this ranking means. In 2020...

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