Message to Parties and Observers- Visa Information - Fifty-eighth sessions of the Subsidiary Body for Scientific and Technological Advice and the Subsidiary Body for Implementation, 5–15 June 2023, Bonn Open English PDF 0.12 MB Publication date 24 Apr 2023 Document type Notifications to parties and observers Conference Bonn Climate Change Conference - June 2023 Author UNFCCC Topic Executive Secretary communications