The temperature of mars is always below 0 degrees farinheit. So the crew would have to have climate control space suits. The crew needs to have many heaters throughout the colony. Maybe even mini heaters in the space suits. Water Water is the main reason we are going to mars.
Water is believed to be a link to life on mars.
If we find water on mars then we will believe there is life on mars. And if we find water we could harvest it and drink. Fuel can be made from the atmosphere. The people on the mission have got to be courageous, intelligent, and mentally sound people. There should be four through 5 people on this mission.