Goofs

Two sources of fresh water seem to have escaped everyone's notice in the film: solar distillation of sea water and rain water. It's hard to imagine that, with all the technology and gadgetry displayed in the various crafts in the film, the idea of solar distillation has escaped everyone. Also, no one seems to be trying to collect rain water. There's abundant sunlight and clouds are seen, so it must rain at some time, even if the action of the film takes place in an area with little rain, which is possible. See more