1. Investigate the impact of wind-blown atmospheric dust on the temperature and density of the atmosphere of Mars.
2. How did Mars lose the bulk (>99%) of its atmosphere?
3. Atmospheric methane: Sources, sinks, atmospheric lifetime.
4. Why is the surface of Mars so highly chemically active?
5. Evidence for present-day liquid water on Mars (e.g., crater gullies).
6. Crustal magnetism on Mars: Origin of crustal magnetism and its implications as surface radiation “safe havens.”
7. Terraforming Mars to make it more hospitable for human colonization: Mechanisms, processes, time-scales.
8. Planning for the human exploration of Mars.
See: Joel S. Levine, Lecturer: Why We Need to Go Back to Mars at: TED, Ideas Worth Spreading
See: Mars airplane web pages at the NASA Langley Research Center.
See: Joel S. Levine, Co-Editor: "Colonizing Mars: The Human Mission to the Red Planet," in the special issue of the Journal of Cosmology