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.
A recent article in The Conversation shows the undesirable results of a climate policy that lends its ears to public opinion. For consumers are at odds with themselves – in
MIT in Boston (UsA) is one of the scientific centres developing initiatives to stop climate change. On April 11, it announced five flagship projects in its Climate Grand Challenges. Among
Thermal batteries are yet another way to store an excess of solar and wind power. According to the laws of physics, they would seem to incur major energy losses. But
The contours of the future energy system haven’t yet been drawn with great precision. Solar and wind energies lie at its foundation. But these come with their problems: at times
There are many reasons for use of more solar energy. Most importantly, the climate. Moreover, the world needs to scale down its use of gas and oil quickly. More solar
An urgent (but often forgotten) issue in our society is that of the limits to healthcare. Its costs have been on the rise for quite some time now – just
Each year, planet Earth loses 13 million hectares (32 million acres) of forest. Since 1960, more than half of all tropical forests have disappeared. Particularly because of logging in the