When it comes to solar energy, there is still room for improvement in Hilden and Haan
Jul 28, 2022 @ 4:53pm Opportunities for solar power in Hilden and Haan : There is still room for improvement when it comes to solar energy – The photovoltaic system from 3M in Hilden measures 25,000 square meters and is intended to produce as much electricity from sunlight as 1,000 private households need. Photo: Koehlen, … Read more