Our reliance on shipping to keep the global supply chain operating smoothly was placed into sharp relief during the pandemic. Yet this crucial industry is slower to respond to the need to adopt lower-carbon alternatives to bunker fuel, the very bottom of the barrel. Ivan Ladan and Lena Biryukova, CEO and Chief ESG Officer at Marine Digital, are seeking to shake up this industry by offering smart technology to make journeys more efficient and better for the planet.