How Important Are Fuel Cells for Reaching Net Zero?
April 17, 2023 | 5 min read April 17, 2023 | 5 min readMost fuel cells run on hydrogen. Although hydrogen is the most abundant element in the universe, it is never found on its own in nature. Hydrolyzing a water molecule to produce hydrogen and oxygen requires energy input, and most of that energy currently comes from methane. Other fuel cells need biofuel, and burning it releases greenhouse gases. Is there any place for fuel cells in a green future?