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Q&A Given an initially high concentration of CO2 and H2O, how efficient can I conceivably make a photosynthetic reaction?

I have been told that the high proportion of O2 and CH4 in my atmosphere are unsustainable unless constantly refreshed by an active process. I would like to sustain the following atmospheric compo...

1 answer  ·  posted 6y ago by Rúnatál Davino‭  ·  last activity 6y ago by Rúnatál Davino‭