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

Solar panels are not the solution…

7 november 2020admin
china-solar-panels-mountains

Before we hurry covering everything with solar panels, let’s reason a bit further, because since my first experiences with renewable energy, many new insights have emerged. Those first experiences I had when building a “Bicycle wheel windmill”, as described in… Continue Reading →

assessment, climateneutral, CO2, embodied energy, energy, future, money, policies, politics, resources, solar energy, solarpanels, transition

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

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

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

People vs Resources, update and annex (Max Power)

4 november 2019admin
book-3

It has been a year since the Dutch version of the book was published, Gebroken Kringlopen (Broken Cycles). I handed out the first copy to Marjan Minnesma, who is on top of the required transition with NGO Urgenda. The English… Continue Reading →

energy, EROI, exergy, news, society, transition

Building without heating: more material or more installations?

1 juni 2019admin
2226-dscn7090-2

Last month I finally visited the ‘2226’ office in Austria near Bregenz. The building, realized about 4 years ago, already won many prizes. What is special about this building: it has no heating system, and in fact no ventilation system,… Continue Reading →

architects, assessment, blog, building, CO2, embodied energy, energy, materials, resources

How (and why) to avoid high-rise buildings…

18 mei 2019admin
world-population-in-city-9

Architects love to be able to design and build an iconic tower. And a city counselor can leave his signature with it. Well, it happens that the world is urbanizing, and that we see a lot of high-rises in planning,… Continue Reading →

architecture, CO2, embodied energy, energy, politics, smartcities, society, urban

m2 living per capita in Europe, and consequences

24 februari 2019admin
m2-pp-and-solar-potential-europe-new

It sometimes seems that the built environment, and the adjustments to achieve a sustainable society, are of the same nature everywhere. But that is by no means the case when we zoom out, to Europe for example. There should be… Continue Reading →

building, climate, energy, housing stock, retrofit, solar energy, urban

“The living temperature should be lowered”… Energy Policy from 1974

12 januari 2019admin
autoloze-zondag-titel

A little bit of history this time, especially about the Dutch Energy Strategy of 1974. In the period leading  to that bill, we had two moments in history where we had taken the wrong turn . In the 19th century… Continue Reading →

climate, energy, history, innovation, politics, transition

So Nuclear, then? To continue wasting resources….

28 december 2018admin
dscn4114

In the context of end-of-year fireworks, lets discuss nuclear energy. Because its back on the agenda. Its indeed an option, but then, the discussion should use the right arguments. Up to now, the discussion is about the advantages or disadvantages… Continue Reading →

CO2, energy, future, transition

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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:

Question that should be asked for all so called sustainable solutions: Can we multiply these for 7-9 billion people?

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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