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Ronald Rovers
articles with visions, concepts and explorations about sustainability
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energy

Ourworldindata: on resource quantity and the energy transition

7 maart 2023admin
flow-diagram

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 →

energy, materials, quantity, resources, transition

Energy poverty ? No, energy luxuriance

26 juni 2021admin
cooking-on-wood

I recently was triggered a few times by the term: ‘Energy Poverty’ in all kinds of reports and tweets [1-4] . Usually referred to as having little access to oil, gas and coal, in what is then called the poorer… Continue Reading →

behaviour, biomass, comfort, energy, future, labor, land, lifestyle, policies, society

Experiences with a new ‘prefab’ kitchen…

21 februari 2021admin
img_20200312_142144841

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 →

comfort, energy, materials, prefab

Solar panels are not the solution…

7 november 2020admin
china-solar-panels-mountains

Before we hurry covering everything with solar panels, let’s reason a bit further, because since my first experiences with renewable energy, many new insights have emerged. Those first experiences I had when building a “Bicycle wheel windmill”, as described in… Continue Reading →

assessment, climateneutral, CO2, embodied energy, energy, future, money, policies, politics, resources, solar energy, solarpanels, transition

Solar panels: ≤ 1m2 PV per m2 floor …

26 oktober 2020admin
20200919_145358

As we want to get rid of fossil fuels, we will at least have to develop everything now without fossil fuels. And in any case the operational energy. In the case of new buildings this leads to “0-energy buildings”, which… Continue Reading →

0-energy, architecture, climate, climateneutral, CO2, embodied energy, energy, energyneutral, materials, nZEB, resources, solar energy, solarpanels, transition

biomass for energy? (not) again… 2/2

11 mei 2020admin
img_20181213_122706691

Biobased resourcing is hot. Which is understandable, of course, they grow by themselves, (its solar energy), they capture CO2, require little energy to process, and know multiple uses. You can built with then, heat, or create high-value resources, like in… Continue Reading →

assessment, biobased, bioenergy, biomass, building, CO2, energy, materials, policies, resources, transition

So I went to Eigg, Scotland… 1/2

22 februari 2020admin
img_20190919_110213272

So I went to Eigg. I had already heard about it, and also wrote about it, on the basis of information collected at a distance. But I wanted to know what was really behind it, and why it had happened.… Continue Reading →

0-energy, climate, energy, island, society, transition

People vs Resources, update and annex (Max Power)

4 november 2019admin
book-3

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 →

energy, EROI, exergy, news, society, transition

Building without heating: more material or more installations?

1 juni 2019admin
2226-dscn7090-2

Last month I finally visited the ‘2226’ office in Austria near Bregenz. The building, realized about 4 years ago, already won many prizes. What is special about this building: it has no heating system, and in fact no ventilation system,… Continue Reading →

architects, assessment, blog, building, CO2, embodied energy, energy, materials, resources

How (and why) to avoid high-rise buildings…

18 mei 2019admin
world-population-in-city-9

Architects love to be able to design and build an iconic tower. And a city counselor can leave his signature with it. Well, it happens that the world is urbanizing, and that we see a lot of high-rises in planning,… Continue Reading →

architecture, CO2, embodied energy, energy, politics, smartcities, society, urban

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Happy New Year 2023 !

Form Follows Fysics - reinventing the built environment (2021)
People vs Resources - restoring a world out of balance (2019)
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ABOUT

Independant researcher, speaker, writer , thinker,
main focus: closing resource cycles

interview in national newspaper 2022 (English translated): 6 limitations in sustainability

more on the office pages: www.ribuilt.eu

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most recent blogs

  • Building evaluation should change 1/2
  • Ourworldindata: on resource quantity and the energy transition
  • Europe: looking for a climate proof housing location
  • EU: No Net land Take ?
  • Governments – where lies your responsibility ?
  • Where to build, and where not to build (in NL)
  • The world of Babel (2)
  • The World of Babel
  • Trees versus humans
  • Not a CO2 focus, but a Post-Fossil focus
  • Is Art innocent…? and what about Musk or Putin?
  • Which books to read, and which to avoid…. (Non fiction…!)
  • Where to buy 1 ha of sea …
  • Forget tech-optimism…
  • Shame

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In the mean time …

Ronald Rovers

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  • ron_rovers RT @j_vollenbroek : De meeste Nederlanders zijn vóór het doorzetten van een stevig stikstofbeleid. De uitgesproken tegenstanders van het sti…

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  • ron_rovers @Platform_M3 Zie ook voorproefje deel 2 als opinie in cobouw.. https://t.co/Vry12u4qJW

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  • ron_rovers the summary of the summary. No words needed https://t.co/Tgqzx2g9aB

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  • ron_rovers We moeten af van #LCA . Is te vaag en niet effectief. Laten we gaan voor #BENG 4 en 5: een maximum aan #embodied e… https://t.co/PWn5lycTiW

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  • ron_rovers RT @CobouwNL : Als duurzaamheidsvergelijkingen in geld gemaakt worden, weet je al bij voorbaat dat je belazerd wordt https://t.co/mSF7foc5QW…

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