Exhalation accounts for maybe 10% of co2 activities. But our carbon comes from what we eat which is in a loop with photosynthesis. It does not accumulate in the

Exhalation accounts for maybe 10% of co2 activities. But our carbon comes from what we eat which is in a loop with photosynthesis. It does not accumulate in the same way emissions do. Meanwhile we add 10x of that every in a system that does not have a drain for it.