The Carbon Cycle · Earth's Recycling Engine
unseel.com · atmosphere · ocean · biosphere · rock
Fast flux ≈210 Gt C/yr
Atmosphere ≈420 ppm CO₂
flux
CO₂ (atmosphere)
Photosynthesis · biosphere
Ocean · HCO₃⁻ buffer
Rock · CaCO₃ burial
Volcanism · outgassing
Unseel.com · The Carbon Cycle