Using blockchain and digital marketing to build trust in green projects Hassan Ali Al-Ababneh, Noor Ahmad Alkhudierat, Fawaz Mohd Salim Barhoush, Ahmad Habes Almajali, Tatyana Ibragimkhalilova and Mohamed Ibrahim Mugableh E3S Web Conf., 614 (2025) 01016 Published online: 07 February 2025 DOI: 10.1051/e3sconf/202561401016