I was forwarded an interesting column, written by a researcher from Ourworldindata, with a comparison in quantity between fossil fuels, and materials extraction. And then the thesis is more or less that the extraction of raw materials to build a… Continue Reading
As a municipality, do not strive for growth that will increase your problems. Such was my central thesis of an opinion article in a regional newsppaper last week. But of course it applies more generally, which is why I repeat… Continue Reading
During my time as a professor I was regularly at odds with the Academy of Architecture’. I feel affiliated with ‘the art of building’, but not with architecture or construction as art. That was more or less the reason for… Continue Reading
There are actually only two options (‘scenario’s’): Either we go into CO2 lockdown, or we party on until the whole thing collapses…. The latest IPCC report makes that perfectly clear again. What we are doing now is a case of… Continue Reading
In recent years I was a Fellow of the Technical University of Eindhoven, more precisely working with the Building Physics department, in particular with Prof. Wim Zeiler, Installation Technology. And we had interesting discussions, because we strive for the same… Continue Reading
What I feared was confirmed: Bill Gates’ new book is a noncommittal plea for innovation, technology and economic growth. Sold as providing the ultimate solutions to our climate crises, the book doesn’t get much further than measures we already know… Continue Reading
In recent years we have seen the Sustainable development goals of the UN appear more and more often as a stepping stone for all kinds of initiatives. [1] And that, however well-intentioned, is not always a good thing. I wrote… Continue Reading
There is a lot of discussion, how to ‘fight’ climateheating. Especially now, with massive investments in the economy. But what is clear, is that every sector has to make its contribution, to become carbon emissions free. Every sector? Yes. We… Continue Reading
Last year I wrote about a publication from 20 years ago, in which prominent figures looked 20 years ahead. [1] The result was not that good, the future is always more different as expected. However, a number of reactions wondered… Continue Reading
Before we hurry covering everything with solar panels, let’s reason a bit further, because since my first experiences with renewable energy, many new insights have emerged. Those first experiences I had when building a “Bicycle wheel windmill”, as described in… Continue Reading