Aspirants can effectively participate in debates relevant to UPSC topics by following a structured approach. Begin by conducting thorough research to understand the issues from multiple perspectives, considering both historical and current contexts. Developing a strong foundational knowledge of key policies, statistics, and case studies can strengthen arguments and provide credibility. Practicing public speaking and argumentation skills helps in articulating points clearly and confidently. Engaging with peer groups or forums focused on civil service preparation can facilitate constructive debate. Additionally, staying updated with current affairs is essential to ensure that arguments are relevant and align with ongoing discussions within the public domain.