3 ms·

Sorry if I misunderstood, but you wrote > Oxygen leaks out when rocks are eroded and weathered.. which is what I reinforced. ?

• pfdietz 5y ago
  It leaks out of the atmosphere. It is pumped back into the atmosphere by photosynthesis + burial of organic material. Perhaps not the best metaphor.
  • emmelaich 5y ago
    I was mistaken. It's a sink for CO2. See the work of Ruddiman and Raymo.