“Heating with hydrogen is like showering with champagne’: Letter to German municipalities warns of the gas lobby. “Hydrogen is inefficient, is unlikely to be available and will therefore remain expensive in the medium and long term,” the environmentalists write in the letter to the administrations of all 10,753 municipalities in the country.

‘Hydrogen in municipal heat planning therefore represents a cost trap for municipalities and their citizens,’ the letter adds. � “The calculation: If municipalities rely on hydrogen, they can continue to sell natural gas for a very long time,“ the environmentalists warn.