Geography > AQA QUESTION and MARK SCHEMES > AQA A-level GEOGRAPHY 7037/1 Paper 1 Physical Geography Mark scheme (All)
AQA A-level GEOGRAPHY 7037/1 Paper 1 Physical Geography Mark scheme
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Outline the relationship between the water cycle and the carbon cycle in the atmosphere. Point marked Allow 1 mark per valid point with extra mark(s) for developed points (d). For example: Note... s for answers Increasing concentrations of carbon (and Methane) in the atmosphere has a warming effect on the planet and leads to increased evaporation (1). This can increase rates of precipitation or equally higher rates of evaporation can further exacerbate aridity (1) (d). Volcanic eruptions release both carbon dioxide and water vapour into the atmosphere (1). Photosynthesis requires both precipitation and carbon dioxide (1). Decomposition releases carbon dioxide and requires the presence of water (1). Some may link this to the melting of permafrost, which is a significant contributor to CO2 release (1) (d). [Show More]
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