Free Book: Sustainable Energy — Without The Hot Air

sustainable-energy-without-hot-air

I’m very glad to see the publication of a book called Sustainable Energy – Without the Hot Air. Don’t be fooled by the cover — this is book is a lively look at sustainable energy. I liked the way reviewer Cory Doctorow describes the book on Boing Boing: “This is to energy and climate what […]

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Solar Evacuated Tubes: Free Hot Water

For solar water heating in your home, there are basically two types of solar collectors: conventional flat-plate collectors and evacuated tube collectors. Evacuated tubes have a number of advantages: the work on overcast days, in colder weather, and the tubes can be installed and replaced individually without special tools.

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Endless Hot Water: Takagi Heaters

Takagi water heaters do not have tanks, instead they heat water instanteously using a gas burner. They are efficient and powerful — even the smallest heater, the Takagi T-KJr., can produces 180 gallons of hot water in an hour, but weighs only 30 pounds and is 20 inches high. They run on propane or natural […]

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Hot Electric Scooters

What are the hottest electric scooters out there? Today, one of the most popular models currently is the eGO-2 Cycle which combines the best features of a bike and an electric scooter. The eGO can be used as a bicycle but has all the equipment of a scooter, including headlights, turn signals, brakes and throttle. […]

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