What efficiency rate must Martian water recycling systems ideally approach to sustain a stable water inventory over the long term?

Answer

Recovery rates approaching 98% or higher

The difficulty of resupply necessitates near-perfect recycling efficiency for water derived from respiration, hygiene, and urine to avoid inventory collapse.

What efficiency rate must Martian water recycling systems ideally approach to sustain a stable water inventory over the long term?

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