“NASA astronauts have only managed to live continuously on the International Space Station (ISS) for a year and Biosphere 2 on Earth failed at two years of uninterrupted human habitation. Both cases required extracting the sickened people from the toxic environments. At this point it is ludicrous to talk about a permanent manned base on Mars.” PeopleEarthSpaceCasesHumanInternationalPermanentLiveToxicMarsTalkNasaYearBiosphereFailedPointStationAstronautsSickenedInternational Space StationBothEnvironmentsRequiredBaseIssLudicrousMannedManagedContinuouslyHabitationExtractingUninterrupted Author:Steven Magee