Methane–Oxygen Disequilibrium ·
A Biosignature Chemistry Cannot Fake
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.com · O₂ + CH₄ coexistence · Gibbs free energy · JWST
CH₄ flux
0 Tg/yr
Disequ.
0 J/mol
Stage
—
Oxygen O₂ (biogenic oxidant)
Methane CH₄ (biogenic reductant)
Hydroxyl OH sink
CO₂ product / starlight
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.com · The Methane–Oxygen Disequilibrium Pair: A Biosignature That Chemistry Cannot Fake