Month: October 2009

Why heat pumps are a fantastic idea

As Eurobserv’ER published a market barometer for heat pumps I thought it might be the occasion to have a look at this most interesting and promising technology which already accounts for nearly 9 GW th of capacity in Europe. With over 100,000 systems installed every year throughout the European Union, heat pumps can both heat …

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Healthy oceans matter in climate

A new report published by many agencies of the United Nations – including the FAO, the UNEP and the UNESCO – shows that maintaining healthy oceans is a vital topic for climate change mitigation. Indeed, more than half of the carbon dioxide captured by Nature is captured by oceans and seas. Coastal ecosystems like mangroves …

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Norway to cut its emissions by 40 percent

After the United Kingdom which pledged to cut its greenhouse gases emissions by 34 percent by 2020 and Japan by 25 percent, Norway is another country to pledge to drastic emissions cuts. Meanwhile, the European Union still clings to cuts from 20 to 30 percent if other major emitters join them. It would be nice …

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Concentrating solar needs huge amounts of water

Concentrating Solar Thermal is a fantastic energy source and some experts estimate that it could answer a quarter of the global electricity needs by 2050 if large plants were installed in sunny deserts. However the New York Times notes that this energy source use significant amounts of water. Since this resource is already scarce in …

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2°C of temperatures increase might be too much

It is widely known and agreed upon within the scientific community and our elected representatives that Mankind has to limit the increase of temperatures to two degrees Celsius (3.6°F) by 2100 compared to 1850 levels. However, we have recently seen that the least developed nations and many island nations in the Pacific Ocean call for …

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Carbon Capture and Storage works !

Alstom and various US partners have been testing carbon capture on a small Wisconsin coal-fired plant. After a year of testing, this pilot project is a success as 90 percent of carbon dioxide was captured. The French company is willing to commercialize CCS for new and existing coal fired plants as early as 2015. But …

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Fighting climate change makes financial sense

Some believe that with the current economic crises we can’t afford to spend extra money on climate change mitigation or on the protection of the environment. However various recent studies show exactly the opposite. In today’s article will see how and why this is possible. This occurs just a few days after I wrote on …

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EU to give 50 billion euros to energy research

The European Union will give over the next decade up to 50 billion Euros to research on low carbon energy. Solar energies will receive 16 billion euros, wind power 6 billion, nuclear 7 and energy from waste and biomass 9 billion. This is due to enable the 27 members to compete on cleantech with the …

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America is going forward on climate change

America is the world’s second largest greenhouse gases emitter and thus needs to act. It seems it is the case as the local Environmental Protection Agency (EPA) may cut emissions from the energy and industry sectors as early as 2011. This is good news as 70 percent of US emissions come from them. Additionally, the …

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Battery breakthroughs for electric vehicles

Many are working on extending the range of electric cars. Here are three of them. Firstly TreeHugger believes that replacing the  graphite electrodes in lithium-ion batteries with silicon nanotube electrodes,would multiply the range by ten. ArsTechnica notes that carbon nanotubes in ultracapacitors ” may make sense in electric cars, even if it can’t store as …

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