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The Oxygen Bottleneck: Astronomers Find New Problem for Alien Civilizations
- throwaway888abc 3y agoThe spice extends life. The spice expands consciousness. The spice is vital to space travel.
- aimonster2 3y agoTrees would have probably adapted to high levels of oxygen. They'd still find fire based fertility(scrub pine) useful, but would probably have a different composition of woody stem material to slow down combustion and allow other organisms to burn.
- AnimalMuppet 3y agoThis assumes that the only way to get energy is by burning stuff in oxygen. That may not be a safe assumption. Imagine an atmosphere with some amount of fluorine, for instance.