Highly Efficient House Uses 80% Less Power and Water

I have to mention this highly optimal house recently completed in California. Jetson Green has all the details, so I won’t repeat them here. Basically, the Margarido House is on its way to being the first home the nation that’s both LEED-H certified and GreenPoint rated. I’m impressed by how many green elements are incorporated in this house, while still …

Sharp Introduces Earthquake-Detecting Solar LED Streetlights

Sharp is introducing a new range of solar-powered LED streetlights. These self-contained lights charge during the day, and switch on automatically when darkness falls. They can operate for 10 years straight without maintenance. They make use of new, high-intensity LED spotlights, which are ideal for public parks. The LEDs illuminate with a directed light and don’t send light into the …

MetaEfficient Vacation

MetaEfficient is on vacation. This week, I’ve managed to travel around town and to the beach by bike. I’ve also been reading A Pattern Language by Christopher Alexander — this 1200-page tome is good to read in a hammock. I would like to optimize this house and this town, based on their principles.

A Portable Kinetic Motion Charger

Human Motion Charger

A company called M2E Power has announced plans today to release a charger that will powered by kinetic motion. The released date is expected to be next summer. The charger derives power from the motion of walking, jogging, cycling, or driving. Six hours of motion provides 30 to 60 minutes of charging power. It will be priced between $25 and …