The escalating concerns surrounding climate change and the urgent need for sustainable solutions have propelled research into innovative carbon storage methodologies. Among these, biochar has emerged as a promising and environmentally friendly strategy to mitigate carbon dioxide levels and enhance soil fertility. This chapter systematically surveys the burgeoning body of literature on Biochar, offering a comprehensive exploration of its production methods, physical and chemical properties, and diverse applications. The challenges and uncertainties associated with large-scale Biochar deployment are also critically discussed, providing insights into ongoing research directions and potential avenues for further innovation. This chapter consolidates current knowledge on Biochar, offering a holistic understanding of its capabilities as a new and innovative carbon storage solution.