A Closer Look at Water-Related Geologic Activity on Mars. - McEwen, A. S.; Hansen, C. J.; Delamere, W. A.; Eliason, E. M.; Herkenhoff, K. E.; Keszthelyi, L.; C. Gulick, V.; Kirk, R. L.; Mellon, M. T.; Grant, J. A.; Thomas, N.; Weitz, C. M.; et al. (Science (pre-March 2025), 2007)