Biogas: Producing Ultra-Efficient Fuel From Sewage

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 Sweden.

An Inexpensive Electric Bike Conversion Kit

An Electric Bike Convesion Kit by AmpedBike

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 of the home, and 50% …

Vancouver: All New Developments Must Be Green

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.

The Greenest Cell Phones of 2008

Most cell phones don’t even come close to being green — their chargers are energy inefficient, they contain hazardous chemicals, and they not are designed for upgrading or easy recycling. Recently though, some the big players in the field like Nokia and Sony Ericsson are making moves towards green design. As far as assessing which phones are greenest, the best …