Year: 2011

5 reasons why climate change threatens health

According to new research from the American Medical Association and the American Public Health Association (APHA) released last week, climate change would pose serious threats to human health. Among these threats are bad air, longer allergy seasons, the spread of infectious diseases, extreme risks associated to extreme weathers and last but not least increased heat …

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Solar film increases efficiency by 300%

To CleanTechnica, a new film developed by HyperSolar, a Californian company, could halve the costs of solar panels and boost their efficiency by 300 percent. The film would replace the sheet of glass currently used with solar PV panels. “With HyperSolar as the top layer, manufacturers can use significantly fewer solar cells in the production …

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64,096 trees planted in 15 minutes in Philippines

According to an AFP article : ” Philippine environmentalists have set a world record for the most trees planted simultaneously, kickstarting an enormous reforesteration programme, organisers said Thursday. Nearly 7,000 people helped in the mass planting of saplings in denuded forest and grassland in the eastern province of Camrines Sur on Wednesday, said Mara Joneil …

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Why cities might be a good solution

According to the Canadian magazine Corporate Knights : ” If the concept of a sustainable city sounds like a paradox, that’s because it is, according to physicist Geoffrey West.” ” Ironically, because of their urban “metabolism,” cities require only 85 per cent of the resources necessary to double in size, and they’re more energy efficient …

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Cleantech investments to reach $240 bn this year

If you think business is bad in every sectors, think again. To Reuters : ” Brazil, China and India are expected to fuel global investments in clean energy in 2011 that are expected to reach $240 billion. (175 billion euros) The U.N.’s environmental unit (UNEP) said investment in renewable energy hit $180-$200 billion (130-145 billion …

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Worth an article – my February 2011 tweets

I have been 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. But many more news are worth …

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Oil prices could reach $220 this year

If you think gasoline is too expensive, you haven’t seen anything yet… To the Wall Street Journal : ” Nomura Securities says that if Algeria joins Libya in the land of chaos, oil prices could shoot to $220 a barrel. That’s in a worst-case scenario.” “To back up that headline grabber, Nomura compares the current …

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Book review : Factor five

We all know it : energy – and resource – efficiency is the panacea to all our energy and environmental woes. As I finished reading another excellent book on the very matter, I am sharing with you today the main findings. Factor Five is the sequel of the 1997-book Factor Four. It demonstrates how our …

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2% of global GDP can trigger greener growth

According to the United Nations Environmental Program (UNEP) : ” Investing two per cent of global GDP into ten key sectors can kick-start a transition towards a low carbon, resource efficient Green Economy “ ” The sum, currently amounting to an average of around $1.3 trillion a year (…) would grow the global economy at …

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