Posts for News

Caltech Study Says Vertical Axis Wind Turbines 10X More Efficient Than Horizontal Axis Turbines

Via ecogeek.org, 13-07-2011 Wind energy production has so far been dominated by the horizontal axis wind turbine (HAWT).  They can be scaled up to reach high in the air where the wind blows faster and produce a lot of energy per turbine (a 10 MW turbine…

Energy Density Improvements in Lightweight Lithium-Air Batteries

Via ecogeek.org, 27-07-2011 MIT scientists have made new discoveries that could significantly increase the energy density of batteries several times beyond the current level of lithium-ion batteries. The advances are in lithium-air storage, which uses a porous carbon electrode in place of a heavy solid…

Vancouver Installs Charging Stations, Even Without Many EVs

Via goodcleantech.com, 22-06-2011 The city of Vancouver has announced that it will be installing a number of new electric vehicle charging stations across the city. This, in spite of the fact that city officials estimate that there are only around 20 electric cars on city…

GE Looking To Replace Fluorescents With New LED Edge Lighting

Via goodcleantech.com, 12-05-2011 General Electric has unveiled a new line of light fixtures aimed to replace fluorescents. And since they’re powered by LED bulbs, the new Edge line of lights will be much more efficient.

Toys ‘R Us Building North America’s Largest Rooftop Solar Installation

Via goodcleantech.com, 12-05-2011 Retail giant Toys ‘R Us has announced plans to build North America’s largest rooftop solar installation. The installation is currently in the staging process, and will be built on top of a distribution center in Flanders, New Jersey. It’s expected to be…

Ford Building Car Parts Out Of Dandelions

Via goodcleantech.com, 13-05-2011 Today, rubber components found on cars are synthetic, which means they’re made from petroleum. But Ford is currently working on a way to not only make these components from a sustainable source, but to also eliminate a pesky weed in the process.

Philips Expands LED Line-up With New EnduraLED

Via goodcleantech.com, 16-05-2011 Not to be outdone by GE, Philips is set to unveil its own new LED bulb this Friday, according to the New York Times.

90 Percent Efficient Solar Panels Five Years Away

In addition to high costs, one of the major issues with the current breed of solar panels is efficiency: they simply don’t collect most of the available light. But in the next five years the efficient of solar panels could take a drastic turn from…

Certified buildings look a paler shade of green

Via stuff.co.nz, 20-05-2011 Green buildings in New Zealand may not be as green as they seem, with difficulties in predicting energy and water efficiencies meaning what looks green on paper might not be so in practice, a researcher says.

Kindle Books Outselling Hard Covers & Paperbacks Combined

Via goodcleantech.com, 20-05-2011 Earlier in the year Amazon announced that eBook sales on its Kindle device had surpassed the sales of paperback books, making the electronic books the most popular format. And that popularity continues to grow, as now Amazon has revealed that eBook sales…