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Geothermie: Heizen mit Erdwärme - Nicht nur in Stuttgart eine Nische
GeothermieEine aktuelle Studie erklärt Geothermie zur günstigsten Heizquelle. Es gibt aber ein paar Grundvoraussetzungen. Klaus Harm aus Stuttgart hat sie erfüllt.
Klaus Harm aus Stuttgart-Degerloch betreibt eine Geothermie-Wärmepumpe für sein Haus. Dieser Schacht ist das einzig sichtbare Zeichen nach außen hin.
Lichtgut/Ferdinando Iannone, Montage: Sebastian Ruckaberle