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

The ‘Solar Space’, per m2 of living area 2/2

13 augustus 2022admin
schaduw-gebouwen-aerial-shadow

Since we are in an energy transition , in which we completely switch to renewable energy, the energy at building level will mainly have to come from solar energy. We assume that, the more local energy the better, and a… Continue Reading →

0-energy, assessment, embodied energy, Embodied Land, energyneutral, indicator, land, landuse, solar energy

a CO2 budget for a municipality

29 januari 2022admin
sd-1

Slowly understanding growth that with regard to CO2, it is not so much about gradual reductions, but about staying within an absolute maximum: the Carbon budget. The maximum amount of CO2 that can still be emitted to maintain a chance… Continue Reading →

0-energy, behaviour, CO2, lifestyle, municipality, society

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

Autartic living: living with the seasons

13 april 2020admin
autark-slowcabin

Now that Corona has us tight down, we see that countries are being thrown back on themselves. Local production of medicines and protective clothing is being started up, and there is growing belief that we need to arrange much more… Continue Reading →

0-energy, autark, autartic, building, island, 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

Retrofitting houses: from object approach to a source approach 2/2

9 februari 2020admin
roermond-water1

In the Netherlands most houses are heated by natural gas, but now we want to phase out that gas heating. Which of course is in principle easy: just close the tap, which is in the gas-fields in the North of… Continue Reading →

0-energy, climate, CO2, exergy, housing stock, policies, retrofit, transition

Retrofitting houses: Stock focus needed, not a housing focus. 1/2

27 januari 2020admin
Woonwijk 't Hul in Nunspeet tijdens de herfst. ID6756

The Co2 emissions of our housing stock needs to brought to 0. And in the Netherlands we have the target to become natural gas free as well , and even sooner. Plans how to act are launched one after the… Continue Reading →

0-energy, CO2, housing stock, policies, retrofit

New construction must comply with regulations 2050!

4 oktober 2019admin
carbon-budget-6

Why didn’t we realize this before… Since a year or two there has been a working group of a number of collaborating researchers in Europe, under the wings of an international NGO (iiSBE) who are investigating what the ‘carbon budget’… Continue Reading →

0-energy, biobased, building, CO2, embodied energy, future, housing stock, materials, retrofit, transition

Embodied Energy emissions is now, not in 2050 !

8 september 2019admin
ee-graph1

This is an extended version of a previous post on linked in, which had a lot of reactions.. {april 2019}   When it comes to Embodied Energy, we are used to normalize this over the lifespan of a building (… Continue Reading →

0-energy, assessment, CO2, embodied energy, system boundaries, tools

A 0-marginal resource society does not exist

21 juni 2019admin
1260-car-718781-mass-production

Rifkin some time ago wrote about the 0-marginal cost society. The book had a lot of attention. But cost is a complete different measuring unit as energy or greenhouse gasses. A 0-marginal cost society is not the same as a… Continue Reading →

0-energy, circular, economy, exergy, labor, materials, resources, society, transition

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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

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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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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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