Industry fires back at landmark study claim that blue hydrogen is worse than natural gas upstreamonline.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from upstreamonline.com Daily Mail and Mail on Sunday newspapers.
The main stumbling block: Most hydrogen used today is extracted from natural gas in a process that requires a lot of energy and emits vast amounts of carbon dioxide. Producing natural gas also releases methane, a particularly potent greenhouse gas.