character: Global Warming Guardian
topic: Mechanisms of Global Warming and the Role of Greenhouse Gases
grade: 12
subject: Chemistry
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character: Environmental Scientist
topic: Impact of Human Activities on Greenhouse Gas Emissions
grade: 12
subject: Chemistry
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character: Climate Change Activist
topic: Effects of Climate Change on Global Ecosystems
grade: 12
subject: Chemistry
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character: Atmospheric Chemist
topic: The Chemistry of Greenhouse Gases
grade: 12
subject: Chemistry
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