The present disclosure relates to methods of reversibly altering the rock hydrology in systems, such as oil reservoirs, by inducing authigenic mineral-precipitating bacteria to produce authigenic rock mineral.
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT
 This invention was made with government support under awarded Contract No. DE-FG02-98ER62689, awarded by the United States Department of Energy to The University of California at Berkeley. The government has certain rights in this invention.