SF WISSEN, 23.9.1988: Film on the world’s first motorway-mounted solar power system along the A13 highway near Chur. A ground-breaking TNC project, the system is still in operation today.
Strom statt Lärm - Photovoltaik Schallschutz
Bifacial Phovoltaik Schallschutzanlage Bahnhof Münsingen 2008
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