AUTHOR=Stein Lisa Y., Nicol Graeme W. TITLE=Grand Challenges in Terrestrial Microbiology JOURNAL=Frontiers in Microbiology VOLUME=2 YEAR=2011 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2011.00006 DOI=10.3389/fmicb.2011.00006 ISSN=1664-302X