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

Living from 2 hectares, and not even that…

28 augustus 2020admin
2-hectare

During the holidays I was philosophizing about the previous article, the biomass growth reference. And look, it is actually very simple: per person there is about 2 ha on earth for each of us. That is everyone’s personal “resource bubble”.… Continue Reading →

agriculture, biobased, Embodied Land, island, land, landuse, resources

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

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

Eigg, what’s next? 2/2

7 maart 2020admin
img_20190920_124242261

The Scottish Island Eigg, with around 100 inhabitants, for some 10 years now runs its own independent electricity network, and functions fine. (see previous article). In part 2: what now? With such a joint electricity network , which works fine… Continue Reading →

biobased, building, commons, future, island, labor, materials, resources, society, transition

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

For 1,5 degree scenario: biobased construction is inevitable

22 september 2019admin
graz-img_20190912_100614709

Some time ago ,  I was in a meeting for writing a biobased building manifest. Very  interesting discussions, which were hardly ever held at the policy level. Although I get signals that the discussion about the impact of materials, as… Continue Reading →

biobased, building, climate, embodied energy, future, materials, resources

How to win a discussion on materials

4 mei 2019admin
dscn6485

Many colleagues in the field feel frustrated when trying to improve the materials performance of buildings: the lobbying and framing of materials is huge, blurring a real discussion on what materials with best performance and lowest impact should be applied.… Continue Reading →

biobased, embodied energy, materials, recycling, resources

From Energy transition via Materials transition to Welfare transition…

22 april 2019admin
cartoon-pe104005bu_094_01-2-jpg-126340

Currently we are deeply concerned with the energy transition. However, our main problem is not energy, but material. There is enough energy without us having to exhaust it or without having nasty side effects such as global warming. Think of… Continue Reading →

biobased, future, resources, society, transition

From Trias Energetica, to Tetra Materia. 1/2

9 september 2018admin
trias-ecologica-cover-kl4-white

The Trias Energetica is one of the generic guidelines that has a wide adoption in the Netherlands since the nineties: it states that, in order of importance: 1 reduce energy demand, 2 use renewable energy 3 use fossil fuels as… Continue Reading →

0-energy, biobased, building, embodied energy, energy, materials, tools

From ZEB to ZEEB : 0-embodied energy buildings 2/2

9 juli 2018admin
aardehuis-olst-3

In principle, its impossible to create a 0-embodied energy house, energy will always be needed. However, in the present time 0-embodied energy it is understandable as 0-fossil embodied energy, exa house exclusively based on renewable energy. 0-embodied energy, if that… Continue Reading →

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

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

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isbn : 978-94-6301-255-3

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Thinking:

cop21: technological solutions everywhere. But what about non tech solutions? Saving energy and materials?

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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