C
Carbon Cycle Visualizer
AP Environmental Science · Unit 1: Earth Systems
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Year:
2024
Atm CO2:
420 ppm
Net flux:
-
ATMOSPHERIC CO2 OVER TIME
Fossil Fuel Emissions (GtC/yr)
9.5
Deforestation (GtC/yr)
1.5
Ocean Absorption Rate
1.0x
Vegetation Uptake Rate
1.0x
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Speed
1x
Scenario Presets
Current
Net Zero
Worst Case
Pre-Industrial
Carbon Budget
Quick Quiz
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1. The largest carbon reservoir on Earth is:
Atmosphere
Ocean
Vegetation
Soil
2. Photosynthesis removes CO2 via:
6CO2 + 6H2O → C6H12O6 + 6O2
C6H12O6 → 6CO2 + 6H2O
CaCO3 → CaO + CO2
CH4 + 2O2 → CO2 + 2H2O
3. Human activities primarily add carbon via:
Photosynthesis
Fossil fuel combustion and deforestation
Ocean absorption
Volcanic eruptions
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