As the world is changing, technologies that were the absolute norm, are now becoming old-fashioned. Up until now, ships have been sailing using fuels. However, it seems that electric vessels are gaining momentum, with many countries considering them as the future.
Electric vessels with energy storage in batteries and optimized power control can provide significant reductions in fuel consumption, maintenance and emissions.
A study by DNV GL shows how maritime batteries can contribute to achieving...
https://safety4sea.com/are-electric-vessels-the-future-of-shipping/