Pre-2007 (IGOS Cryosphere Theme development)
- May 2004: IGOS Partners approve Cryosphere Theme proposal
- March 2005 - October 2006: Cryosphere Theme workshops in Canada, Japan, and the Netherlands
2007
- Approval of IGOS Cryosphere Theme Report at the IGOS-P meeting in Paris (IGOS-P-14, 30 May).
- Theme report published (August?)