For a new book, I explore the space-time relationship of many human activities, as a measure of our system impact, and to see if there are alternatives that can do with less. Space time in the sense that the conversion… Continue Reading
In the coming weeks, the Black-Peter discussion will undoubtedly re-surface: its a Dutch tradition celebrating Saint Nicolas assisted by “black Peters’ coming from ‘Spain’ and distributing presents for children in shoes next to the fire place, by Black Peters climbing… Continue Reading
We can develop beautiful so-called scientific methods to calculate all the effects of our impact, but in the end only two data are relevant: energy and material use, and the rest is derived from that: all emissions, to air or… 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
Just recently, in May, Jaime Lerner passed away. He more or less invented sustainable urban development. A little tribute. Everything has to be sustainable or circular these days, including the cities. Now, is there a city that has already applied… Continue Reading
I recently was triggered a few times by the term: ‘Energy Poverty’ in all kinds of reports and tweets [1-4] . Usually referred to as having little access to oil, gas and coal, in what is then called the poorer… Continue Reading
The Species vs the Individual, in the Built Environment? The Corona lockdown and approach continues to surprise: both in what the government does and how people deal with it. What is particularly striking in this phase of Corona is the… Continue Reading
We are bombarded with books that know how to deal with climate and the environment, and especially how we can improve the situation. And yes, I am also participating in that, since last week I published a new book that… 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
It is intriguing how the world fundamentally works, with its cycles, driven mainly by solar energy. Which can be traced back mainly to the yields of land, as I found out earlier. [1,2] (Land that has virtually disappeared from economic… Continue Reading