Assignment #14 (Section 3: due 5.18/Section 4: due 5.17)

Set a timer for 15 minutes.  On a sheet of blank paper, make a list of the things that might be needed to place a self-sustaining human colony on Mars.  Be as thorough as you can. Consider what might be needed to sustain life on a different planet. Stop working on your list after 15 minutes--please bring your list to our next class.