(letter send to party leaders in parliament) 1 The annual increased installation of solar panels makes CO2 emissions rise. This is because solar panels need about 3 years to compensate for their CO2 during production. So if more solar panels… Continue Reading
It sometimes seems that the built environment, and the adjustments to achieve a sustainable society, are of the same nature everywhere. But that is by no means the case when we zoom out, to Europe for example. There should be… Continue Reading
Since it looks as if we are going to introduce the climate measures for buildings mainly via municipalities or cities, I have recovered some of my older research material about urban sustainability, developed when I worked at Wageningen University. The… Continue Reading
Before going into agriculture, and the available figures for it, I will briefly summarize how evaluate keeping resource loops closed. Fot this a calculation method has been developed, called MAXergy, with Embodied Land as a measuring unit. To close resource… Continue Reading
A little bit of history this time, especially about the Dutch Energy Strategy of 1974. In the period leading to that bill, we had two moments in history where we had taken the wrong turn . In the 19th century… Continue Reading
In the context of end-of-year fireworks, lets discuss nuclear energy. Because its back on the agenda. Its indeed an option, but then, the discussion should use the right arguments. Up to now, the discussion is about the advantages or disadvantages… Continue Reading
Big headlines in Nature last week: [1]” Emissions are still rising: disaster up the cuts “And” Leaders at climate summit get bad news: CO2 emissions are rising again “. Astonishing that may not be, however: if the economy continues to… Continue Reading
Years ago I came across Hans Rosling. A phenomenon when it comes to fact checking, and eve more about the way he presented his data. Originally a medical professor, who worked a lot in developing countries, . He got annoyed… Continue Reading
If we want to solve the problem with CO2 emissions in practice, then we have to assess CO2 emissions, and nothing else, as I argued earlier. And we do not. As for much of our policies or our building and… Continue Reading
How are we going to ensure that buildings will be sustainable, that is to say, with the least impact on the environment, concerning raw materials depletion, loss of biodiversity and, above all, CO2 emissions as the most urgent effect of… Continue Reading