Tribute to a Pragmatic Swiss Solar Pioneer – Who Called to Action in 1989

He is called a pragmatic doer, knowing his physics and engineering, devoid of ideology. This is how Josef Jenni is introduced in the preface to his document called How can we achieve the energy transition (Wie erreichen wir die Energiewende). It's a manifesto and a technical overview - by the pioneer whose company had built … Continue reading Tribute to a Pragmatic Swiss Solar Pioneer – Who Called to Action in 1989

No, You Cannot ‘Power Your Home’ by One Hour of Cycling Daily

In the past days different versions of an article had popped up in my social media streams again and again - claiming that you could power your home for 24 hours by cycling for one hour. Regular readers know that I craft my statements carefully in articles about energy, nearly as in the old times … Continue reading No, You Cannot ‘Power Your Home’ by One Hour of Cycling Daily

We Have Come a Long Way: Rooftop Solar Power Now!

We had considered it already a few years ago - when we decided to live and work in the middle of a dusty and noisy construction site for a few months: The upper part of the roof is inclined by 30ยฐ - which is the optimum angle for photovoltaic panels - whereas the windows in … Continue reading We Have Come a Long Way: Rooftop Solar Power Now!