petrmalinak/Shutterstock Save for later Print Download Share LinkedIn Twitter Widespread enthusiasm about hydrogen's potentially pivotal role in the energy transition has been evident during the first few days of COP27, with everyone from government leaders to companies describing it as a lucrative opportunity and a necessary solution to decarbonize the economy. In that spirit, many delegates and speakers suggested ideas to iron out the kinks in the emerging global hydrogen market, including ways to cut costs and plug infrastructure gaps.