Since we are in an energy transition , in which we completely switch to renewable energy, the energy at building level will mainly have to come from solar energy. We assume that, the more local energy the better, and a… Continue Reading
Slowly understanding growth that with regard to CO2, it is not so much about gradual reductions, but about staying within an absolute maximum: the Carbon budget. The maximum amount of CO2 that can still be emitted to maintain a chance… Continue Reading
As we want to get rid of fossil fuels, we will at least have to develop everything now without fossil fuels. And in any case the operational energy. In the case of new buildings this leads to “0-energy buildings”, which… Continue Reading
Now that Corona has us tight down, we see that countries are being thrown back on themselves. Local production of medicines and protective clothing is being started up, and there is growing belief that we need to arrange much more… Continue Reading
So I went to Eigg. I had already heard about it, and also wrote about it, on the basis of information collected at a distance. But I wanted to know what was really behind it, and why it had happened.… Continue Reading
In the Netherlands most houses are heated by natural gas, but now we want to phase out that gas heating. Which of course is in principle easy: just close the tap, which is in the gas-fields in the North of… Continue Reading
The Co2 emissions of our housing stock needs to brought to 0. And in the Netherlands we have the target to become natural gas free as well , and even sooner. Plans how to act are launched one after the… Continue Reading
Why didn’t we realize this before… Since a year or two there has been a working group of a number of collaborating researchers in Europe, under the wings of an international NGO (iiSBE) who are investigating what the ‘carbon budget’… Continue Reading
This is an extended version of a previous post on linked in, which had a lot of reactions.. {april 2019} When it comes to Embodied Energy, we are used to normalize this over the lifespan of a building (… Continue Reading
Rifkin some time ago wrote about the 0-marginal cost society. The book had a lot of attention. But cost is a complete different measuring unit as energy or greenhouse gasses. A 0-marginal cost society is not the same as a… Continue Reading