Current and potential use of hydrogen by different sectors, under Announced Pledges Scenario, (2020–2050)

Demand (in MtH2, rollover/touch chart for details)

Production (in MtH2, rollover/touch chart for details)

Note: CCU – Carbon Capture and Utilisation; CCS – Carbon Capture and Storage.
Source: Global Hydrogen Review, IEA, 2021