Efficient things
Efficient things
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 […]
Sharp Introduces Earthquake-Detecting Solar LED Streetlights Read More »
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.
MetaEfficient Vacation Read More »
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
A Portable Kinetic Motion Charger Read More »
We could be generating huge amounts of power from sewage. The process is fairly simple — just ferment sewage to produce a fuel called biogas. Biogas is almost entirely methane, and so is natural gas, so the two are essential interchangeable. The potential to produce biogas is almost entirely overlooked by most countries — except
Biogas: Producing Ultra-Efficient Fuel From Sewage Read More »
Sales of electric bikes have spun into high gear this year — some merchants reporting a 6000% increase in sales. This is good news, because, for short trips, the efficiency and convenience of electric bikes is hard to beat. You may have heard that in the U.S., 40% of all trips are made within two miles
An Inexpensive Electric Bike Conversion Kit Read More »
In June, the Vancouver City Council unanimously approved the adoption the the highest green standards for private sector development in North America. Effective immediately, all new re-zonings for development in Vancouver will be required to achieve or exceed the level of LEED Silver, and they will have to achieve LEED Gold on January 1st, 2010.
Vancouver: All New Developments Must Be Green Read More »
A company called Ultra Motor has released a new electric bike called the A2B. This bike looks great – I like the functional, minimalist style. The A2B is designed for urban or suburban commutes. According to Ultra Motors, the A2B offers unassisted power on demand for up to 20 miles at a cruising speed of 20mph.
New Zero-Emissions Electric Commuter Bike: The A2B Read More »
A company called GreenCore Air has released an air conditioner than can be powered by a single 170 watt solar panel. The GreenCore air conditioning unit can heat and cool a 600 square foot room. It runs on DC power, so there is no need to put an AC inverter between the solar panel and
Solar Powered Air Conditioner Released Read More »