For readers wanting to save money-and the planet-by using alternative energy, this book provides everything they need to know. The five basic sources are fully covered: sun, wind, water, earth, and bio. The benefits, what is needed, and whether it will work for a particular home are all carefully laid out in this comprehensive overview:
? Solar energy for home heating, water heating, and electricity
? Wind power, hydrogen, and micro hydro power
? Heat pumps-air, geothermal, and water source
? Heating with wood and going bio
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