The GLOBE Protocols

• The Earth as a System
• Protocol Frequency Chart
• Calibration Tips Chart
• Suppliers of GLOBE Materials

  Atmosphere Protocols (includes Weather) Dr. Susan Postawko Principal Investigator Links Literature Connections Iowa Information Cloud Cover Chart

  Hydrology Protocols Dr. Roger Bales and Dr. Martha Conklin Principal Investigators Links Literature Connections Iowa Information

  Soils Protocols (includes Geology) Dr. Elissa Levine and Jim Washburne Principal Investigators Links Literature Connections Iowa Information

  Landcover/Biology Protocols Dr. Russell Congalton Principal Investigator Links Literature Connections Iowa Information

  GIS -- Geographical Information Systems (Astronomy and Satellites) Dr. William Smith Principal Investigator Links Literature Connections Iowa Information

  Phenology/Seasons Dr. David Verbyla Principal Investigator Links Iowa Information