Yes, you read that right, it’s billion, with a B, like a thousand million… Now this is further proof that cleantech and renewables DO make sense financially. Otherwise, why would such a bank invests so much in them ?

Citigroup to invest 100 billion in cleantech

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, […]

The value of a well insulated home

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 […]

France unveils new efforts to renovate buildings

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 […]

An innovative idea to push for building retrofits.

President Obama is willing to save his country a lot of money : $40 billion, or around 30 billion euros, annually. These huge sums of money equal to reducing energy use in commercial buildings 20 percent by 2020. As Elisa Wood wrote on Cleantechies : ” To achieve the goal, […]

United States on an energy conservation quest

Some people prepare for Judgment Day, some others for a Zombie apocalypse. A few prepare for an alien invasion or when their government will start going dictatorship on them. I won’t discuss here these eventualities. However I seriously advise you to increase your climate resilience. With a warming and weirding […]

Prepare yourself ! Climate resilience

The building I live in (Google maps)

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 […]

The importance of good insulation

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 […]

A $370 billion idea for European buildings

In this economy, I am sure you are careful about how you spend your money and really think about how you will make ends meet this month or the next as the economy might head toward another recession as oil prices go up. However, each time you are putting 50 […]

Throwing money out of the window


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 […]

European Union to tackle housing insulation