>"MAVEN has observed the Martian upper atmosphere for a full Martian year, and has determined the rate of loss of gas to space and the driving processes; 1–2 kg/s of gas are being lost."
Oh, I was thinking in terms of the cost benefit of terraforming. If you magically make the planet's atmosphere 1 bar of co2, how long would that last at a usable level - say at or above 0.5 bar - assuming no replacement?
If that's 10k years it's less appealing, but 1m years might be worth it.
>"MAVEN has observed the Martian upper atmosphere for a full Martian year, and has determined the rate of loss of gas to space and the driving processes; 1–2 kg/s of gas are being lost."
https://www.sciencedirect.com/science/article/pii/S001910351...