The 7th International Symposium for Subsurface Microbiology will focus on microbes in aquifers, the evolution of geochemical and microbiological systems, the search for life in Mars and other environments, the interaction between surface and subsurface microbial communities, meta-genomics, geological radioactive waste disposal and subsurface microbiology, subseafloor microbial life, and technology for subsurface sciences.  More Information
http://www.issm2008.com/index.html