Analysis of Carbon Footprint Reduction in Supply chains using Blockchains Nikita Nechetnyy, Zaid Ajzan Balassem, Yerragudipadu subbarayudu, Wamika Goyal, M.P. Singh, Vaibhav Mittal, Sakshi Sobti, Gunjan Sharma and Krishna Chythanya Nagaraju E3S Web Conf., 581 (2024) 01017 Published online: 21 October 2024 DOI: 10.1051/e3sconf/202458101017