Society faces an immense problem, preventing catastrophic climate change in order to save itself. Which requires a huge turnaround, and choices in what can and can’t be done any longer , and all that very fast, we only have a… Continue Reading
It is now exactly 10 years ago around Christmas that I struggled with the interpretation of ‘cycles’. Why I wondered, is everyone convinced there are two resource cycles, as promoted nowadays in whats called the circular economy? And why would… Continue Reading
What is better , a friend active in the beverage world asked, recycling aluminium cans or recycling glass bottles? Neither, I immediately replied: always reuse, and never use aluminum. As the Dutch national environmental center reports: a deposit beer bottle… Continue Reading
Urban heating, or at least the increase thereof, has been in the spotlight for some time. And the basic effects were known to me. But after hearing a lecture by Math Santamouris during a recent Conference, a whole new world… Continue Reading
Nitrogen levels are too high, as are levels of particulate matter, too much manure, CO2 emissions continue to rise, as does methane emissions, biodiversity drops dramatically, the agricultural land is exhausted, natural gas fields collapsing, heat waves of 40 degrees,… Continue Reading
It has been a year since the Dutch version of the book was published, Gebroken Kringlopen (Broken Cycles). I handed out the first copy to Marjan Minnesma, who is on top of the required transition with NGO Urgenda. The English… Continue Reading
If the government does not protect the citizen, but its decisions are influenced by a few rebellious farmers, some flying fanatics, some screaming builders, and exporting parasites, then it’s time for action. After all, we have appointed civil servants and… Continue Reading
Why didn’t we realize this before… Since a year or two there has been a working group of a number of collaborating scientists in Europe, under the wings of an international NGO (iiSBE) who are investigating what the ‘carbon budget’… Continue Reading
Some time ago , I was in a meeting for writing a biobased building manifest. Very interesting discussions, which were hardly ever held at the policy level. Although I get signals that the discussion about the impact of materials, as… Continue Reading