TBNClimatePolitics
Analysis: Which countries have sent the most delegates to COP31?
Publication: Carbon Brief
Author: Carbon Brief Staff
Source published: 10/11/2026, 17:21:37 UTC
Briefing created: 11/11/2026, 12:20:07 UTC
Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 11/11/2026, 11:50:24 UTC.
Briefings
Carbon Brief analysis of UNFCCC provisional lists identifies Turkey as the largest COP31 host nation with 2,950 delegates, surpassing Brazil's 1,994. The summit attracts over 95,000 total registrants, including 3,335 virtual attendees, making it the largest COP in history. Host country guests are a recent category, showing Turkey's 2,950 is vastly higher than previous host nations like Brazil's 1,324. Data remains provisional as final badge-collecting figures are not yet available.
Key points
- Turkey registered 2,950 delegates for COP31, the largest host nation delegation in history.
- Total registrations exceeded 95,000 including 3,335 virtual attendees, surpassing COP28's 80,000-person in-person attendance.
Context
This analysis examines which countries have sent the most delegates to COP31, revealing Turkey's record-breaking 2,950 host delegates. The provisional UNFCCC data shows a massive shift in participation patterns compared to previous summits, with Turkey's delegation significantly outpacing Brazil's 1,324 host delegates from the prior year.
Limitations
Data represents provisional UNFCCC lists before final badge collection; final figures may differ. Host country guest category is new and limited to recent summits. Observer and media delegate counts are included but not broken down by specific observer states.
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