First U.S City To Be Lit With 100% LEDs: Ann Arbor

Solar Powered LED Street Light by Sharp

Ann Arbor is on its way to being the first U.S. city to light up its downtown with 100% LED-based streetlights. The city expects to install more than 1,000 LED streetlights beginning next month. The city anticipates a 3.8-year payback on its initial investment.

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LED Bulbs Could Light Homes In Less Than Three Years

LEDs lights are very efficient, but because of their structure, much of the light in standard LEDs becomes trapped, reducing the brightness of the light. Because of this, LEDs are only useful for “task lighting” in the home — as floor lamps and desk lamps. Now researchers believe they have found a way of introducing […]

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Groningen City: 57% Of All Trips Are By Bike

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The On the Level: Car Free Blog has an interesting first-hand account of the bike-friendly city of Groningen in the Netherlands. According to the report, 57% of all trips are made by bicycle in this student town. The city has just completed a new underground bike park at their railway station. The post continues: The […]

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Inexpensive, Non-Toxic Solvent: Washing Soda

Washing soda is an efficient substitute for conventional toxic solvents. It cuts grease, cleans petroleum oil, removes wax, and neutralizes odors in the same way that baking soda does. Washing soda is sodium carbonate — it is in the same family as baking soda, but it has been processed differently. It is much more caustic/alkaline, […]

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Color Grown Cotton: Fox Fibre

Some cotton is naturally colored — it grows that way and does not need to be dyed. “Color grown” cotton has its roots in the ancient Americas. Weavers cultivated native white, tan, green, yellow, red, and brown colored cottons for thousands of years. However, the fiber qualities of the cotton was not suited to modern […]

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