"Sometimes called “White Mars,” Antarctica is perfect because “you can’t walk off the ice. That goes for whether you’re having a health, behavioral health or a personal issue, you’re not going anywhere,” said Lisa Spence, project manager for NASA flight analogs in the Human Research Program. “That is very similar to spaceflight. It changes your mindset about how you are going to respond when you know you can’t leave.” " -Nasa
Here is the link go check it out!
http://www.nasa.gov/feature/antarctica-provides-ice-to-study-behavior-effects-in-astronauts