Sure. But fortunately, they don't cause too much grief because no one (currently) lives there. These are the problems I can think of: 1. Meteor impacts. Mars' atmosphere is quite thin (about 1/100th of that of Earth's). read more
5. Radiation hazards. Maybe you can't think of radiation problems on Mars as a disaster because it is there all the time, but this is a big one, and is going to be in the forefront as we plan manned missions to Mars. read more