Efficiency

Renewables outpace other fuels in Europe and US

To the UNEP : ” In 2009, (…) both the US and Europe added more power capacity from renewable sources such as wind and solar than from conventional sources like coal, gas and nuclear. “ But this is not all as the United Nations give us more details : ” Renewables accounted for 60 % …

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Cars waste 85 percent of the energy used

This is not news as we have seen it in Sustainable energy – without the hot air but some facts need reminders. The internal combustion engine – like incandescent light bulbs – is extremely inefficient. To GOOD : If you had to invent an efficient way to move (…), you could hardly do worse than …

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23 measures to cut US emissions by 27% by 2020

You know it if you have been reading this blog for a while, I am advocating energy efficiency as the ultimate solution to all our climate and energy issues as it can be applied literally everywhere. As a matter of facts we have seen this is the cheapest way to cut emissions and even save …

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Worth an article – my July 2010 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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China becomes the world’s first energy consumer

According to the International Energy Agency, China became in 2009 the world’s biggest energy consumer in front of the USA. Indeed it consumed 2.25 billion tons of oil equivalent (TOE) while the latter consumed 2.17 billions. To the Wall Street Journal : ” China’s total energy consumption was just half that of the U.S. 10 …

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Why it’s time to increase electricity prices

One of the main facts of the latest World Energy Outlook is that energy efficiency “is the largest contributor in reducing the emissions of greenhouse gases , accounting for over half of total abatement by 2030.” This means that it has more impact than renewable energies, nuclear power and clean coal combined. But energy is …

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Colored PV panels coming to a roof near you

Solar PV capacity is growing fast, and each year it is growing even faster.  But when talking about solar with friends, some of them complain that the blue color is an hindrance as it looks out of place with red roofs. This might change soon as Lof Solar, a solar company from Taiwan is launching …

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90% more efficient air conditioning

As the world is heating up because of global warming we need more air conditioning systems. This is why the latest invention from the U.S. National Renewable Energy Laboratory may change the world. Indeed, to the MIT Technology Review, the NREL have created ” a new air-conditioner design that (…) will dramatically increase efficiency and eliminate …

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Worth an article – my March 2010 tweets

I have been committed for three years 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, many more great news …

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