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

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

The Netherlands is worn out

16 november 2019admin
nederland-uit-de-lucht-aereal-2

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 →

ecology, economy, future, politics, society, system boundaries

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

Short of Land? the ocean, our next colonisation

2 februari 2018admin
gerdmeissner-pixabay-norway-salmon-free

On land probably we will not succeed. It gets a bit crowded with 10 billion, the available land per capita is decreasing, we resist giving up some of our wealth , our thirst for materials and technology. The battle of… Continue Reading →

blog, ecology, future, resources

The hole in the doughnut, and more economics

12 januari 2018admin
donut-speech

And of we go, to Kate Raworth speaking in Rotterdam, about her book and ideas on ‘dougnut economics’. The evening started well: at the entrance I overheard a conversation between two students: One saying: “what a lousy students we are,… Continue Reading →

circular, ecology, economy, future, society, system boundaries

The Growth syndrom : a pyramid game

7 maart 2017admin
geld drukken 3

Richard Attenborough summarized it as follows: ” Anyone who thinks that you can have infinite growth in a finite environment is either a madman or an economist..” The addiction to profit and money making by economists has simularities with religion… Continue Reading →

blog, climate, CO2, commons, ecology, economy, future, resources

People are complex, nature is not…

16 oktober 2016admin
oosterwolde2

Again and again I come across the comparison of man and nature . And usually the story is that we as mankind approach things to simplistic or to reductionist, , we break down things in little pieces which we optimize,… Continue Reading →

building, ecology, sustainable

Circular? Or economy ? (the last one…)

25 januari 2016admin

For a while I am trying to understand what the initiatives for a Circular Economy imply. And when I look at the two words , they are in contradiction, from whatever angle I observe this. First of all what is… Continue Reading →

blog, circular, ecology, materials

Eco (-modernism) bla-bla

27 november 2015admin

september 2015 Just recently I was triggered by an interview in a Dutch newspaper about a new movement: eco-modernism. The article was a lot of nonsense, running forward away from problems to try to maintain the luxury life we have.… Continue Reading →

ecology, sustainable sustainability

Now Available !

NEW BOOK:
PEOPLE vs RESOURCES - restoring a world out of balance.

Sneak preview: Book page

cover

isbn : 978-94-6301-255-3

Order via https://eburon.nl/en/product/people-vs-resources/ or amazon or other.

Thinking:

a good solution can be multiplied by 7-9 billion, and still hold.

ABOUT

.....its materials, stupid..! ...................
Speaker, writer , thinker, co-Founder iiSBE , consultant, researcher : main focus: Zero impact built environments The Netherlands
.
office: http://www.sustainablebuilding.eu/
MAXergy / assessment: www.maxergy.org
twitter: @ron_rovers
.
RONALD ROVERS:
.
chair and organiser 1 st World conference Sustainable Building (SB2000, Maastricht)
.
co-founder iiSBE, International NGO: int.initiative for Sustainable Built environment
.
honorary member of the Chinese academy for Science and Technology, Wuxi, PRChina
.
guest lecturing, in several Europen universities
.
Book: Sustainable Housing, a conceptual approach , R.Rovers 2006 ISBN: 978-90-8594-020-3

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most recent blogs

  • Corona & Climate update: the R-value of Climate
  • Wish you a Better New Year!
  • 2020-2040: What goes up, must come down…
  • Embodied energy data from building installations
  • land (-potential) as the new money standard
  • Solar panels are not the solution…
  • Solar panels: ≤ 1m2 PV per m2 floor …
  • How to distribute the remaining Carbon budget ?
  • Electric cars : the broader story
  • Throwing money around….
  • Living from 2 hectares, and not even that…
  • Biomass (-growth) is our reference : Back to the forests
  • A acute CO2 lockdown: When could that happen….2/2
  • CO2 lockdown-continued: 1 tonne CO2
  • Annex added concerning Graz declaration

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    In the mean time …

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