50 MW giant wind turbines are being researched

Here is some research we might see one day off the coasts around the world : giant 50 MW offshore wind turbines, with blades as long as 200 meters (650 feet). That’s two and a half times longer than any existing wind turbine blade.

Envia, a battery breakthrough for electric vehicles

Electric vehicles suffer nowadays from two main problems : limited range and expensive price. But both problems could soon be solved if Envia Systems, a California-based company succeeded. To Climate Progress : ” Envia says its new manganese-based cathode design allows lithium cells to store almost three times the amount of energy per charge than… Continue reading Envia, a battery breakthrough for electric vehicles

The huge potential of LED lightning

The US Department of Energy released last week an interesting study on how LED lightning could enable America to save $120 billion (88 billion euros) over the next 20 years. To Ecogeek : ” The cumulative savings of widespread adoption of this technology over the next 20 years would be about 1.500 terawatt-hours (…) The… Continue reading The huge potential of LED lightning