1. The Martian environment has been more Earth-like than that of any other planet in our solar system

3. Open Basin Lakes N=>210 (~65% newly recognized) Fassett and Head, 2008a,b Noachian Valley Networks and Open Basin Lakes

4. Deposits Altered by Water, Mawrth Vallis, Mars

5. Ehlmann et al. (2011)

6. C. McKay

7. Solvent (light, chemical) Raw Materials (T, pH, salinity, etc.) Requirements for Habitability (Hab) Energy Favorable Conditions (water) (C,H,N,O,P,S, e - ) adapted from graphic by Tori Hoehler

8. Mars Mt. Tehama & Sulfur Works Lassen Volcanic National Park Hadriaca Patera volcano Dao Vallis spring x

10. Warner Valley, Lassen Volcanic National Park, California