Water and Carbon Cycles 2

  • Created by: lala2127
  • Created on: 06-06-19 10:02
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  • Water and Carbon Cycles - 2
    • The Carbon Cycle - Systems
      • Where is it Found?
        • all systems
        • organic stores
          • living things
        • inorganic stores
          • rocks
          • fossil fuels
      • Lithosphere
        • sedimentary rocks
          • 99.9%
        • fossil fuels
          • 0.004%
      • Hydrosphere
        • CO2 dissolved in rivers/lakes
        • oceans
          • 0.04%
      • Atmosphere
        • CO2 & CH4
          • carbon dioxide
          • methane
        • 0.001%
      • Biosphere
        • living orgaisms
          • die and decay
            • carbon -> soil
        • 0.004%
      • Cyrosphere
        • - 0.01%
        • permafrost
        • decomposing plants & animals
    • Transferring Carbon
      • Closed System
        • inputs & outputs
          • energy
        • carbon
          • stays same
      • Long-Term Stores
        • rock
        • fossil fuels
      • Stores
        • vegetation
        • atmosphere
        • soil
        • fossil fuels
        • earth crust
        • sediment
        • ocean
      • Transfers
        • combustion
        • respiration
        • sequestration
        • ocean uptake
        • decomposition
    • Size of Carbon Stores
      • Carbon Flows
      • Overtime
      • Photosynthesis
        • atmosphere   -> biosphere
        • CO2+water = glucose+O2
        • passed through food chain
        • respiration
        • decomposition
      • Combustion
        • decomposed biomass -> atmosphere
        • ocean -> atmosphere
        • wildfires
      • Sequestration
        • captured
          • sedimentary rocks
          • fosil fuels
        • sequestered till burned
    • Time and Scale
      • Carbon Flows
      • Fast Carbon Flows
        • photosynthesis
        • respiration
        • combustion
        • decomposition
      • Slow Carbon Flows
        • sequestration
      • Spatial Scale
        • e.g. plant scale
          • photosynthesis
          • respiration
        • e.g. ecosystem scale
          • combustion
          • decomposition
    • Changing the Carbon Cycle
      • Natural
        • wildfires
          • biomass -> atmosphere
          • large quantities
          • growth of plants
        • volcanic activity
          • carbon in magma
          • -> atmosphere - CO2
          • decreasing emissions
      • Human
        • deforestation
          • agriculture
          • development
          • reduces store
          • biosphere -> atmosphere
        • farming
          • animals release CO2 & CH4
          • ploughing releases CO2
          • + population = + CO2
        • hydrocarbon extration - fossil fuel
          • extracting
          • burning
          • release CO2  -> atmosphere
    • Atmosphere, Land & Oceans
      • Atmosphere & Climate
        • greenhouse gases
          • trap suns energy
        • concentration+ temps rise
          • global warming
        • temp change - affect climate
          • e.g. storms
      • Land
        • plants grow
        • no carbon = no photosynthesis
        • + temps = + wildfires
        • can reduce CO2 in land
        • released permafrost
      • Oceans
        • CO2 dissolved in ocean from atmosphere
        • C02 used by...
          • plankton
          • seaweed
        • + acidity
        • global warming effect
        • warm water - less absorbing
    • Carbon Budget
      • Definition
        • balance between inputs and outputs
      • Carbon Source
        • inputs < outputs
      • Carbon Sink
        • inputs > outputs

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