The Global Climate Observing System
GCOS Networks

Atmospheric Surface Observations:

• GSN > GCOS Surface Network:
  • Data Access
  • Program Overview
• BSRN > Baseline Surface Radiation Network:
  • Data Access
  • Program Overview
  • Atmospheric Radiation Networks, Projects & Experiments
• WMO/GOS > WMO Global Observing System:
  • Program Overview
  • Observation Components
• Argo Network: **
  • Data Access & Program Overview (http://ARGO.NET)
  • Argo Sub-Surface Float Summary
• VOS > Voluntary Observing Ships Climate Fleet: **
  • Data Access
  • Program Overview
• GLOSS > Global Sea-Level Observing System: **
  • Data Access
  • Program Overview
• Global Tropical Moored Buoy Network (TAO/TRITON, PITRATA): **
  • Data Access
  • Program Overview
• OceanSITES Global Network: **
  • Data Access
  • Program Overview

** Joint programs with GOOS (see the GCOS/GOOS Joint Program Matrix)

Atmospheric Upper Air Observations:

WMO Catalogue of Radiosondes and Upper-Air Wind Systems (Excel file - July 2007 edition)

• GUAN > GCOS Upper Air Network
  • Data Access
• Program Overview
• GRUAN > GCOS Reference Upper-Air Network
  • Data & Product Access
  • Program Overview
  • GRUAN Organisational Chart
  • AOPC Workin Group on Atmospheric Reference Observations (WG-ARO)
• WMO/GOS Upper Air Network > WMO/Global Observing System (GOS)

Atmospheric Radiation (Surface & Upper Air):

• Data and Information access

Atmospheric Constituents & Chemical Observations:

• Data and Information access