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

The UN SDG’s adapted for rich countries…

7 maart 2021admin
sdg-balans-2

In recent years we have seen the Sustainable development goals of the UN appear more and more often as a stepping stone for all kinds of initiatives. [1] And that, however well-intentioned, is not always a good thing. I wrote… Continue Reading →

climate, future, policies, society, sustainable, transition

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

Climate case shows: A 4th power is needed: a ‘Tetra politica’

12 januari 2020admin
montesquieu-4127883_960_720

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 →

future, politics, society, sustainable, transition

Every agriculture hectare requires 7,7 ha input…. Embodied Land

26 januari 2019admin
pexels-free-harvest-grain-combine-arable-farming-163752

Before going into agriculture, and the available figures for it, I will briefly summarize how evaluate keeping resource loops closed. Fot this a calculation method has been developed, called MAXergy, with Embodied Land as a measuring unit. To close resource… Continue Reading →

assessment, circular, ecology, Embodied Land, exergy, MAXergy, resources, sustainable

Lowering building impact

30 oktober 2018admin
logos-tns-oneplanet-lbc

How are we going to ensure that buildings will be sustainable, that is to say, with the least impact on the environment, concerning raw materials depletion, loss of biodiversity and, above all, CO2 emissions as the most urgent effect of… Continue Reading →

assessment, building, CO2, Embodied Land, sustainable, tools

The kWh/m2 and the kgh/m2 1/2

27 april 2018admin
weigh-house

Strange, really, that calculating in kWh seems normal for everyone. Especially in this time, because kWh does say nothing about the origin of the energy, which can be anything, from labor, wind turbines, or coal to nuclear energy. Currently it… Continue Reading →

architecture, biobased, building, embodied energy, energy, materials, resources, sustainable, tools

Technology : from fuel-tech to human-tech, and to Bionology…?

25 november 2017admin
stoel-groeien-spanjaard-4d-1024x550

Policies, (financial-) economy , technology, religion, and even science to some level, are all human thought up constructs, that are not grounded in physical reality, but in human perception of life and how to live it. There is no natural… Continue Reading →

assessment, biobased, Embodied Land, innovation, resources, sustainable, technology

Cuba: Back to the Future 2/2

3 oktober 2017admin
cuba-3-autos-stad-strip

So I went to Cuba, to to experience this type of society with my own eyes, and before it would be spoiled by tourism from the USA. In my lectures I regularly compare countries, and Cuba always comes forward as… Continue Reading →

building, climate, future, island, resources, society, sustainable

Cuba, a blueprint for the future ? 1/2

22 september 2017admin
cuba-biocapacity

Cuba has fascinated me since my youth. Of course, in the sixties and seventies as collective resistance against capitalism and imperialism. On one side I was attracted to the ideas behind the revolutions, on the other side I was a… Continue Reading →

assessment, building, commons, future, island, population, resources, sustainable

increasing life expectation: decreasing environmental performance …

12 september 2017admin
The crib

A lot has been said and published about the energy and material impact of houses. What usually stays out of sight is the inhabitant. And I do not mean his behavior, but his ‘being’ , his need over the years… Continue Reading →

assessment, population, sustainable

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Happy New Year 2022 !

Form Follows Fysics - reinventing the built environment (2021)
People vs Resources - restoring a world out of balance (2019)
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main focus: closing resource cycles
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  • A ‘ New Bauhaus’ ? Or Solar Decathlon ?
  • MNB1: 0-CO2 per 2030, MNB2: max 550 kg/m2
  • From EROI to EROLI: energy return on Land investment ? 2/2
  • EROI and land use of potato crop – a pilot 1/2
  • Continue partying, or (CO2) lockdown ?
  • Critical look at graphics illustrations.
  • The Bionological House
  • Carbon storage: the land-time relation 2/2
  • Carbon storage in wood-timber 1/2
  • a CO2 budget for a municipality
  • Environment and climate checklist for journalists
  • Change, back then and now
  • the creating-debtors-theory of money…
  • The future country of the Netherlands
  • Golf – the decadence in our use of space

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