Yearly Archives: 2009


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If like many people you don’t understand much about the Copenhagen climate conference which begins today, I have some posts that will help you understand what it’s all about. TreeHugger explains in ten points how we could reach a successful agreement and Good also proposed a series of articles : […]

The Copenhagen climate conference explained


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For the duration of the Copenhagen Climate Conference – due to prepare the future of the Kyoto Protocol – I added to the sidebar of this blog the Climate Scoreboard proposed by Climate Interactive. To the graph the business as usual scenario would increase temperatures by 4.8°C by 2100, current […]

Follow the Copenhagen negotiations


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A joint report by Friends of the Earth Europe (FOEE) and the Stockholm Environment Institute shows that Europe can cut its greenhouse gases emissions by 40 percent by 2020. This is not entirely new or surprising as the UK pledged for 34 percent cuts and as Europe could go as […]

Europe could slash emissions by 40 percent



Here is my latest post for CleanTechies : According to a new report [Fr] from the ADEME ( the French Environment and Energy Management Agency ) 90,000 jobs have been created in the French green growth sectors between 2006 and 2008. These jobs have been created mostly in energy conservation […]

Green economy: 90,000 new green jobs in France


India, the most populated nation and largest democracy announced it would cut its greenhouse gases emissions by 20 to 25 percent by 2020 or 2030. As you can see, the targets are very wide. This happens as China decided to cuts the carbon intensity of its growth by 40 to […]

Developing nations to cut emissions


Earlier this year I was wondering if cleantech is the new arms race. I noted at the time that America, Europe and China are beginning to compete in such an important economic sector. A US study released last month shows that not only there is an arms race between the […]

The Cleantech arms race continues



This is time for me to present my selection of the best pictures of the NASA’s Astronomy Picture of the Day (APOD). As always, this month was packed with beautiful images. It was as always difficult to select just ten. On this month’s picture, the NASA noted : “The Sun, […]

Great astrophotographies – November 2009


I am committed since January 2007 to bring you each month a selection of the latest headlines and best researches on sustainable development, climate change and the world energy sector. However, I don’t blog as much as I would like to and generally write around 25 posts per month. However, […]

Worth an article – my November 2009 tweets


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Earlier this year I read three sci-fi books I strongly recommend you if you are interested by the genre. The five books making this cycle were written by Alastair Reynolds, a UK scientist who dedicated himself to writing space operas. Back to 2007 I read Chasm City the second opus […]

The Revelation Space cycle by Alastair Reynolds



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Scientific American published in this month’s issue an article on how the world could completely stop relying on fossil fuels (coal, oil, natural gas and nuclear) by 2030 and use only solar, wind and water energies. To make a long story short and after reading the various critics this is […]

Can we stop relying on fossil fuels by 2030 ?


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You may remember my article in June on waste in my Towards sustainability series. I was there mentioning the three Rs : Reducing, Recycling and Reusing. which are the basis of a more sustainable management of waste Now TreeHugger presents us with 7 Rs adding Rot (as nearly 40 percent […]

Going further in reducing our amounts of waste


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According to Reuters Spain will add up to 8.8 GW of renewable energies by 2012. As GreenUnivers [Fr] points out this would increase by 37 percent the current renewable electricity capacity in just three years. This occurs as now wind energy has more installed capacity than nuclear in Spain and […]

Spain to add 8.8 GW of green electricity by 2012