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Network/Program
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Acronym Definition
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Geographical Coverage
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Temporal Coverage
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Main Variables
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Sensor Type
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Sensor Location
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Data Availability
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Web Site
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Period
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Frequencya
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GLIMS
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Global Land Ice Measurements from Space
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Global
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1999-present
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Annually
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Ice margins and surface feature velocities
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Radiometers measuring visible, near infrared, and shortwave radiation
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Radarsat, Landsat 7, and EOS Terra
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Satellite images and processed maps can be found at the Web site
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www.glims.org
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IABP (Network); part of the World Weather Watch Programme (WMO)
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International Arctic Buoy Programme
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Arctic Ocean; 25 buoys
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1979-present
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—
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Sea ice growth/melt, ice temperature, and ice motion
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Anemometers, pressure sensors, pressure transducers, and thermistors
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Surface air and ocean water
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Available on IABP Web site and through the NSIDC
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iabp.apl.washington.edu
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IASC WAG; includes the MAGICS projectb
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International Arctic Science Committee Working Group on Arctic Glaciology
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Pan-arctic; 28 glaciers and ice caps
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Various (starting in 1950)
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Biannually
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Glacier mass balance
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Ablation stakes, snow pits, photography, optical and microwave satellite sensors, and gauging stations
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Glacier surface, glacial runoff waters, aircrafts, and satellites
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Summaries available on Web site
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www.phys.uu.nl/~wwwimau/research/ice_climate/iasc_wag/home.html
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IPA/CALM (Network)
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International Permafrost Association/Circumpolar Active Layer Monitoring
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Pan-arctic; more than 100 platforms
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Various (starting in 1990)
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Annually
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Active layer, and permafrost temperature
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Frost or thaw tubes, small diameter metal rods, and dataloggers
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Permanently installed devices in bore holes and frost and thaw tubes
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Summaries for many of the CALM sites are available through the National Snow and Ice Data Center
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www.udel.edu/geography/calm/index.html
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WGMS
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World Glacier Monitoring Service
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Global
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Various (starting in 1894)
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—
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Glacier mass balance, extent, and perennial surface ice distribution
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Ablation stakes, snow pits, photography, optical and microwave satellite sensors
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Glacier surface, aircraft, satellites
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Available through the World Glacier Inventory (WGI) at the NSIDC
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http://www.geo.unizh.ch/wgms/index.html
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aA dash (—) means undetermined.
bMass balance of Arctic Glaciers and Ice sheets in relation to Climate and Sea level changes (MAGICS).
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