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Chemistry · Combined Science Foundation

Chemistry of the Atmosphere

Spec 4.9Paper 24 subtopics

Subtopics

1 The Composition of the Atmosphere Describe the current composition of the atmosphere and how the proportions of gases are maintained. Spec 5.9.1.1 2 The Earth's Early Atmosphere and How It Changed Describe the evidence for how Earth's early atmosphere evolved to its present composition. Spec 5.9.1.2–5.9.1.4 3 Greenhouse Gases and Climate Change Describe the greenhouse effect, human activities that increase greenhouse gases and the impact of climate change. Spec 5.9.2.1–5.9.2.4 4 Atmospheric Pollutants from Fuels Describe the pollutants produced by burning fuels and their effects on health and environment. Spec 5.9.3.1–5.9.3.2

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