Climate change demands crucial action. Carbon accounting emerges as a powerful tool, empowering organizations to quantify greenhouse gas emissions and drive change. This research paper explores the transformative role of carbon accounting in mitigating climate change. It dissects the core principles and various types of carbon accounting, emphasizing its significance in fostering transparency and informing decision-making. The paper delves into how carbon accounting catalyses developing mitigation strategies and achieving ambitious emission reduction goals. By analysing real-world case studies, the paper showcases the effectiveness of carbon accounting in various sectors. Looking ahead, the paper explores the evolving landscape of carbon accounting, including the role of technological advancements, policy changes, and the rise of carbon pricing mechanisms. It concludes by emphasizing the crucial role of carbon accounting in building a sustainable future through transparency, collaboration, and innovation.