Wood conservation
Wood conservation is a necessary and noble art. In itself, wood is an excellent construction material: in ample supply, often locally sourced, easy to process; its production requires little energy.
Chemistry vs. bacteria, # 67. Technological development, major changes
The most important factor continuously propelling and changing society is technological development. Karl Marx would have been delighted to see that present-day society is still characterized by the relationship between
Towards methane mitigation
Methane is a very powerful greenhouse gas. It has 82.5 times more warming potential than CO2 over a 20-year timespan. But fortunately, it lives shortly in the atmosphere: it degrades
Low-tech and its benefits for sustainability
Many proponents of sustainability adhere to the idea that the main path to sustainability lies in high-tech solutions. Like electric cars instead of the old ones, that guzzle fossil fuels.
RethinkX: the essentials
The RethinkX report doesn’t fool around. It starts with a clarion call: ‘We are on the cusp of the fastest, deepest, most consequential transformation of human civilization in history, a
Chemistry vs. bacteria, # 24. Chemical formulae
Formulae are of the essence to chemistry. We make an attempt to tell the story of chemistry versus bacteria in words only; with the occasional illustration. This episode is packed
Chemistry vs. bacteria, # 23. Credit where credit’s due?
On August 27, 1942, the Times publishes an editorial on penicillin’s wonderful achievements. The paper urges government to take at hand industrial production as soon as possible. And now happens
RethinkX, an evaluation
The recent RethinkX project expects the ‘20s of this century to show revolutionary developments. Driven by stepwise changes in five key sectors of the economy: energy, transport, information, food and
on: 4 December 2021