Water might be even more important for alien life than we thought

Without enough liquid water on the surface, a planet’s atmosphere can become choked with carbon dioxide, raising temperatures to a level beyond what is survivable for all known life

​Without enough liquid water on the surface, a planet’s atmosphere can become choked with carbon dioxide, raising temperatures to a level beyond what is survivable for all known life Without enough liquid water on the surface, a planet’s atmosphere can become choked with carbon dioxide, raising temperatures to a level beyond what is survivable for all known life