Our civilization is 98 percent energy inefficient

You know it if you have been reading this blog for some time : I am an energy efficiency nut. While less sexy than renewables, consuming energy more efficiently is just the most important part of our transition towards sustainability.

The value of a well insulated home

While browsing Cleantechnica I found the answer of a key question I have been having ever since writing my Master’s thesis. French houses are leaky ” thermal collanders “ as 20 million accommodations have to be weatherized. Potential savings could be the equivalent of 200 TWh of electricity per annum, knowing that the total electricity… Continue reading The value of a well insulated home

France unveils new efforts to renovate buildings

It had been a long while since my last post on Cleantechies, as I didn’t post during summer. But I am back with a post on a topic close to my heart as my Master’s thesis was on it. The French residential sector could benefit immensely from energy efficiency efforts and it seems the current… Continue reading France unveils new efforts to renovate buildings

An innovative idea to push for building retrofits.

Houses and building energy efficiency is a hot topic for me since I wrote my Master’s thesis on it back to 2006. Then I discovered that France had no less than 20 million buildings to insulate ( not bad for a country with 65 million inhabitants ) Now according to the Guardian, the UK Green… Continue reading An innovative idea to push for building retrofits.

Random vacation thoughts

My time out for the past two weeks in southern France was the occasion for me to think a bit about energy and environmental issues as I was experiencing stuff I have been writing about on this blog. Exemplifying with day-to-day and real-life examples is a fantastic opportunity to see how stuff just works.  From… Continue reading Random vacation thoughts

The importance of good insulation

My current apartment in Valenciennes – Northern France – is located in a recent building (2000). And far from me the idea of bragging, but until temperatures dropped below zero (Celcius) I almost didn’t not use my electric heaters. My flat has double glazing windows and quite well insulated thick walls. The thermometer located in… Continue reading The importance of good insulation

A $370 billion idea for European buildings

Here we go again with a brand new article on Cleantechies. This time, we focus on one of my favorite topics : insulating buildings with a new study on the very matter. Here is the introduction : ” According to a new study presented by the Renovate Europe Campaign, weatherizing European buildings in an important… Continue reading A $370 billion idea for European buildings

European Union to tackle housing insulation

I have been advocating housing insulation back to 2006 when I was writing my Master’s thesis at Audencia Nantes Management School. Then I discovered the huge potential of insulating French buildings. Since then I have been dreaming that one day politicians, leaders, and other people in charge would finally understand that weatherizing the million of… Continue reading European Union to tackle housing insulation

Towards sustainability, reloaded

Back to 2009, I had started – but not finished – a series due to help you going towards sustainability. I am proposing you to re-publish it this year and finish it. This series’ goal is to help you cut your carbon and environmental footprint. I must have four times more subscribers, so hopefully this… Continue reading Towards sustainability, reloaded

Sustainability in action : helping my family

This weekend was the occasion for me to go and visit my family in Lorraine (Eastern France). This enabled me to help out my two uncles and their families cut their water and energy consumption. Indeed, I first helped one family install a rainwater harvesting system that will enable them to water their garden for… Continue reading Sustainability in action : helping my family

8 great tips to keep warm during winter

We might be led to thinking that with global warming, we won’t be freezing anymore during winters. Counter-intuitively, this won’t be the case as I wrote in December as global warming may mean colder winters… So we should better learn how to keep warm while still not touching the thermostat or insulating our houses and… Continue reading 8 great tips to keep warm during winter