AQA•A-Level•Geography
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Water and Carbon Cycles
Systems approach to physical geography, water and carbon cycles as closed systems
Practice 39 subtopics in Water and Carbon Cycles. All questions match the AQA A-Level specification.
About Water and Carbon Cycles
Water and Carbon Cycles is a key topic in the AQA A-Level Geographyspecification. This topic covers systems approach to physical geography, water and carbon cycles as closed systems.
Master all 39 subtopics below with unlimited AI-generated questions. Each subtopic page includes sample questions and the ability to generate unlimited practice questions with detailed solutions.
All Subtopics (39)
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Systems in physical geographyOpen and closed systemsInputs, outputs, stores and flowsDynamic equilibriumPositive and negative feedbackGlobal water cycle as a closed systemWater cycle stores: oceans, ice, groundwater, atmosphereWater cycle flows: evaporation, condensation, precipitationDrainage basin as an open systemDrainage basin inputs: precipitationDrainage basin outputs: evapotranspiration, river dischargeDrainage basin stores: soil moisture, groundwater, channel storageDrainage basin transfers: infiltration, percolation, throughflow, overland flowStorm hydrographsLag time and peak dischargeFactors affecting storm hydrographsRiver regimesWater balance and deficits/surplusesHuman impacts on water cycleUrbanisation effects on drainageWater extraction and abstractionDeforestation impacts on water cycleGlobal carbon cycleCarbon stores: atmosphere, oceans, lithosphere, biosphereCarbon fluxes and transfersPhotosynthesis and respirationDecomposition and carbon releaseOcean carbon pumpGeological carbon cycleFossil fuel formationCarbon sequestrationHuman impacts on carbon cycleFossil fuel combustionDeforestation and carbon releaseLand use change impactsLinks between water and carbon cyclesClimate feedbacksAmazon rainforest case studyArctic tundra case study
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