Switzerland

Solar electricity, A/C and water. All-in-one.

To Climate Progress, Swiss researchers working with IBM ” have built a new solar dish, called the High Concentration PhotoVoltaic Thermal system (HCPVT) that tackles the waste heat problem by using it to generate fresh water.” Yep, a solar installation that generates fresh water, thus solving two common problems faced in developing nations around the world. …

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Hope for climate in Davos’ World Economic Forum

Last week in Davos, Switzerland, took place the annual World Economic Forum. As the financial crisis of 2008 is drawing to an end, climate change is emerging as a key crisis that has to be addressed as soon as possible. To Reuters : ” Christine Lagarde, managing director of the International Monetary Fund, summed it …

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Countries with more than 30 percent of nuclear

Further to the catastrophe in Fukushima, Japan, the Christian Science Monitor wrote an interesting article on the ten countries relying for more than 30 percent on nuclear for their electricity. As they put it : ” As dependent as Japan is on nuclear power, 12 nations are even more reliant it, according to the World …

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Solar PV gets even more efficient and cheaper

To GreenTech Media : ” SunPower just announced their newest solar panels with total area efficiencies of more than 20 percent. The 96-cell solar panels use SunPower’s 22.4 percent efficient cells .” To Ecogeek : ” Researchers at Empa (the Swiss national research laboratory) have achieved a new record in thin-film solar cell efficiency. (…) …

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Great astrophotographies – February 2011

I think this is a record of some sort as I am only publishing today my selection of astrophotographies for February… Anyway, here is my selection of the best pictures of the NASA’s Astronomy Picture of the Day (APOD). This month is a bit special as my favorite is a video : ” How big …

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Solar Impulse flies for 26 hours non-stop

The solar powered plane Solar Impulse flew for over 26 hours without interruption and landed on July 8th. This plane has a wingspan of 63 meters – the same as a Boeing 777 – weights 1,600 kg and goes as fast as a scooter, 70 km-h. The plane gathered enough energy from the sun during …

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Recycling by the numbers

The New Ecologist proposes a series of interesting figures on recycling. Here are some of them : The recycling industry is worth $160 billion and employs globally 15 million people. Recycling aluminium needs only five percent of the energy needed to mine and refine the same quantity of new aluminium. The top 5 recycling countries …

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