Microbial biogeography and adaptation has been examined in many different environments. Here we argue that the deep biosphere is a unique environment for the study of evolution and list specific factors that can be considered and where the studies may be performed.
Recommended citation: Biddle, J. F., Sylvan, J. B., Brazelton, W. J., Tully, B. J., Edwards, K. J., Moyer, C. L., et al. (2011). Prospects for the study of evolution in the deep biosphere. Frontiers in Microbiology, 2, 285. http://doi.org/10.3389/fmicb.2011.00285