(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
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
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 building and retrofit… 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
Do we really want a CO2-neutral society, or even a society with closed cycles? If yes, a lot will have to change and we will need to become extremely creative. And not directly with the input of a lot of… Continue Reading
Recently I wrote about the Bitcoin, and other crypto currencies, as being the clothes of the emperor. They represent “ NOTHING”. Have no other value as ‘faith’. Which will become problematic, when it turns out there is no ‘heaven’. No… Continue Reading
Since quit a few years I am involved in mass retrofit projects for 0-energy performance, mainly with prefab panel based solutions. In the Netherlands, but also in Europe, recently among others within the EU H2020 project More-Connect, in which 5… Continue Reading
While we are part of a energy transition globally, many calculations are made based on costs, in cts/kWh, and wind and solar now seem to become very cheap. Which is positive, but cost unfortunately do not say anything about he… Continue Reading
Around the year 1400, 1500 it must have started: We were short of a lot of resources, and sailed out to get it elsewhere. First there was Columbus, soon followed by all sea faring European nations . It was the… Continue Reading