I was forwarded an interesting column, written by a researcher from Ourworldindata, with a comparison in quantity between fossil fuels, and materials extraction. And then the thesis is more or less that the extraction of raw materials to build a… Continue Reading
It is popular at the moment, to speak of shame, like for example flight shame. All that CO2 and so on, and yes, that is a consequence and we will have to bear the consequences. It is then misused to… Continue Reading
It is common in construction to normalize per m2 floor: such as e.g. energy, material, ventilation needs, or even costs and investments. But when it comes to the national requirements for housing in fact you should not calculate per m2… Continue Reading
With vegetables, we’ve been doing it for years: most current vegetables never existed, in an autonomous evolutionary process. We as humans have slowly transformed them so that they grow the way we appreciate them, and want them on our plates.… Continue Reading
There are many ways you can start “accounting” for CO2 (as comments on the previous article also showed), but at the end of the day what matters are absolute CO2 emissions, from whatever activity. And cutting down a tree and… Continue Reading
Storage (binding) of CO2 in wood/timber is a hot issue at the moment*. But how should that be calculated really? Before I go into more detail, a few preliminary remarks: (the part on ‘calculating’ has been later added, and ‘CO2’… Continue Reading
Life has an end, but is there also an ‘end of life’, for products and buildings? Which is frequently used in science, like in building evaluations calculating with a maximum life span, but seems weird. It is understandable in trade,… Continue Reading
At the end of the summer season, some thoughts that came up while practicing ‘doing nothing’ on camping. And I had to think of an always nice comparison with cars: the weight of the car versus the weight of the… Continue Reading
I am often amazed at the amount of lights in the built environment, which only seems to be growing. Everyone thinks they have to illuminate everything. Driveways, stairs, gardens, anything you can think of has a light on it. That… Continue Reading
Our kitchen was far gone. Much damage, doors were crooked, still cooking on gas, a tile floor with pits, etc. so something had to be done. You can still cook there, its not that we are condemned to raw food,… Continue Reading