SubmissionNumber#=%=#16 FinalPaperTitle#=%=#JRC at ClimateActivism 2024: Lexicon-based Detection of Hate Speech ShortPaperTitle#=%=# NumberOfPages#=%=# CopyrightSigned#=%=# JobTitle#==# Organization#==# Abstract#==#In this paper we describe the participation of the JRC team in the Sub-task A: "Hate Speech Detection" in the Shared task on Hate Speech and Stance Detection during Climate Activism at the CASE 2024 workshop. Our system is purely lexicon (keyword) based and does not use any statistical classifier. The system ranked 18 out of 22 participants with F1 of 0.83, only one point below a system, based on LLM. Our system also obtained one the highest achieved precision scores among all participating algo- rithms. Author{1}{Firstname}#=%=#Hristo Author{1}{Lastname}#=%=#Tanev Author{1}{Username}#=%=#htanev Author{1}{Email}#=%=#htanev@gmail.com Author{1}{Affiliation}#=%=#Joint Research Centre, European Commission ========== èéáğö