Laboratory of Soil Ecology and Microbiology Research projects and publications (University of Rhode Island, USA). http://www.uri.edu/cels/nrs/seml/

Soil Biodiversity and Ecosystem Functioning Research projects, data and links from The Natural Resource Ecology Laboratory (NREL,) Colorado State University (CSU). http://www.nrel.colostate.edu/soil/

Soil Ecology and Restoration Group Primary focus is on soils and below-ground processes in arid and semiarid ecosystems with emphasis on microbial ecology and plant-microorganism relationships (San Diego State University, University of California Riverside, USA). http://www.serg.sdsu.edu/SERG/

Institute of Soil Ecology Overall research goal is the protection of soils in terms of their function as a site for plants and as a formative element of the landscape (National Research Center for Environment and Health, Germany). http://www.gsf.de/Forschung/Institute/englisch/iboe_en.phtml

Soil Ecology Soil and rhizosphere processes in semi-natural habitats (Swiss Federal Research Institute WSL). http://www.wsl.ch/forest/soil/home/eng/home_e.html

The Soil Ecology Society An international organization of researchers, students, environmental professionals and others interested in the advancement and promotion of soil biology and ecology. http://www.wcsu.ctstateu.edu/ses/ses.html

Soil and Ecosystem Ecology Research projects and publications (Lancaster University, UK). http://bssv01.lancs.ac.uk/bs/research/soilecol/

KSU Soil Microbial Ecology Laboratory Research group at Kansas State University, USA. http://www.oznet.ksu.edu/pr_sme/

Salinity and Plant Tolerance A publication from the Utah State University describing soil salinity, its causes, ways of measuring and salt tolerances for many common plants. July 1997. http://extension.usu.edu/publica/agpubs/salini.htm

Soils Zoo Descriptions of soil microfauna and mesofauna. http://www.waite.adelaide.edu.au/school/Soil/zoo.html

Soil Organisms and The Nitrogen Cycle Educational site explaining the role of soil organisms and the nitrogen cycle. http://www.soils.agri.umn.edu/academics/classes/soil2125/doc/slab9org.htm

E.V. Komarek Fire Ecology Database Large bibliography covering applications of prescribed burning, control of wildfires, and other topics in fire ecology. International in scope with emphasis on North America. http://www.ttrs.org/info/fedbintro.htm