10.34934/DVN/VQMEWU Paulis, Emilien0000-0001-5954-4182(University of Luxembourg)Pilet, Jean-Benoit0000-0001-5612-0835(Université libre de Bruxelles)Theuwis, Marie-Isabel0000-0003-1802-7896(Université libre de Bruxelles)Rojon, Sebastien0000-0003-3559-4673(Université libre de Bruxelles)Vittori, Davide0000-0002-0161-9679(Université libre de Bruxelles) Social Sciences and Digital Humanities Archive – SODHA 2025 The Klima Biergerrot (KBR) study is a panel study conducted with a representative sample of the Luxembourg population alongside the Luxembourg Climate Assembly (Klima Biergerrot) that was organized by the Luxembourg Government in 2022. Three survey waves were conducted at the beginning (January-February 2022), the middle (June-July 2022), and the end of the process (October-November 2022). The questionnaires were provided in Luxembourgish, French, Dutch, and English. The data and codebook are in English. Fieldwork reports are available in French. Paulis, Emilien(University of Luxembourg)