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

From EROI to EROLI: energy return on Land investment ? 2/2

8 mei 2022admin
landschap

In the agricultural project that I described in my previous contribution [1], which was initially about the EROI, the energy return on energy investment, I subsequently calculated the effects back to land’input’. But then the thought soon arised: would is… Continue Reading →

agriculture, assessment, biobased, biomass, Embodied Land, EROI, EROLI, food, labor, land, landuse, system boundaries

EROI and land use of potato crop – a pilot 1/2

25 april 2022admin
aardappeleters

In a recent project , ‘Verrijkende Landbouw’ ( Enriching Agriculture) [1], I was able to refine the theory and methodology of MAXergy, using Embodied Land as an indicator [2], thanks to a practical pilot. As follows. Agriculture needs to change.… Continue Reading →

agriculture, biomass, Embodied Land, EROI, food, labor, land, landuse, MAXergy

Land, between heaven and earth

8 februari 2021admin
land-air

It is intriguing how the world fundamentally works, with its cycles, driven mainly by solar energy. Which can be traced back mainly to the yields of land, as I found out earlier. [1,2] (Land that has virtually disappeared from economic… Continue Reading →

agriculture, biobased, biomass, capital, commons, Embodied Land, food, forests, land, landuse, society

Biomass (-growth) is our reference : Back to the forests

19 juli 2020admin
food-forest

By now its obvious: the way we are currently dealing with climate, environment, raw materials, food, biodiversity, will not help us prevent disasters. But what then? The struggle and discussion on solutions is in full swing currently. Just look at… Continue Reading →

biobased, bioenergy, biomass, climate, CO2, ecology, food, forests, future, resources, sustainable, transition

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 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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