Comparison is made of the energy use of various types of cars. The hybrid powered vehicle wins the race, with the added advantage that no new infrastructure is required. Hydrogen, a hazardous explosive gas, is definitely out of question because of large inefficiencies during its production and its use. Read more

It is true that, to understand something about the climate controversy, one must devote time and attention. For those who trust me in my ramblings I summarize here my position, it is quite clear. Read more

The climate questions are far from being settled, neither in their causes and effects, nor regarding actions to be taken, or not to take. The internet site MR-climate has been totally renewed with many additions, calculations, and insights. With a forum for, hopefully, more in depth discussions. Read more

If and when all proved fossil reserves will have been burned, the atmospheric carbon dioxide concentration may reach approx. 925 ppm. At this level the temperature impact is calculated by a simple two layer static model to be 0.9 to 1.2 °C above its level before the beginning of the industrial era. This is clearly no reason to terrorize the crowds with catastrophe scenarios. Read more

Apparently we must reduce CO2 emissions. This requirement has become a higher true and immutable dogma. Also, following the fears felt after Chernobyl and Fukushima, countries are now committed to phasing out nuclear power. This has also become an almost moral imperative . Yet I'm taking on the immeasurable task to put these issues on the table, what heresy! Read more

Imagine for a moment that the World is suddenly drained of all human beings who inhabit it. Everything else remains as it stands; the mechanism of this extermination has no importance, mass suicide for example. So our planet would be freed of the anthropogenic stress placed on it for about 50,000 years, since the advent of human civilization. How would it evolve? Here is a possible scenario. Read more