In the UCG Mars projects we have assumed that human residents on Mars would use MOXIE to produce breathable Oxygen. Earlier this week NASA announced that they had done another successful test with Perseverance, this time with the MOXIE unit. However, it is still a little ways away from the amounts needed for Humans, let alone to produce enough Oxygen for a return trip to Earth.
Yesterday the Mars Helicopter logged its second flight. Having flight capability will be especially important for the exploration of the Red Planet.
Now if we only could solve the radiation problem…