Classifications by code

Classifications of articles by codes. The codes are broken down into climate change coverage (denialist, accurate), experts (expert type and tone negative, tone neutral and tone positive), and further broken down by country and ownership type本数据集为按编码体系开展的文章分类工作。该编码体系的核心分类包含两类：气候变化报道（分为否认主义报道（denialist）与准确报道两个子类）以及专家维度（涵盖专家类型以及消极、中立、积极三类语气子类）；此外，该编码体系还可进一步按国家与所有权类型进行细分。