The maritime shipping industry is making significant strides towards sustainability by exploring green solutions and alternative fuels. Research articles highlight the adoption of hydrogen fuel cells and green hydrogen-based e-fuels for ship electric propulsion, aiming to make ships greener and more efficient. Studies examining the European maritime sector shed light on the potential and limiting factors of using alternative fuels to drive clean energy transitions. Innovations such as offshore vessel charging stations and inland all-electric ships with battery-swapping capabilities are revolutionizing the sector by reducing carbon emissions and promoting eco-friendly practices. Furthermore, collaborative efforts receiving substantial funding for green research and innovation demonstrate the industry's commitment to implementing environmentally friendly technologies and practices. The focus on enhancing sustainability in maritime shipping through the adoption of alternative fuels and innovative solutions showcases a positive trend towards greener and more efficient operations in the industry.