Brennstoffzelle – bedingt klimafreundlich

Grafik zeigt Funktionsprinzip einer BrennstoffzelleGrafik: Viessmann
Die Brennstoffzelle erzeugt weder Schadstoffe noch CO2. Es hapert allerdings noch an der klimafreundlichen Erzeugung des Wasserstoffs.
Im Jahr 2020 förderte die KfW erstmals über 5000 Brennstoffzellenheizungen. Die Geräte sind praxistauglich, die Preise sinken. Doch klimaneutral werden sie mit Erdgas nicht.

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