By Michael Rigsby
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The earth’s fossil fuels are being used up at an alarming pace, and once they’re gone, they’re gone. But other energy sources—solar, wind, waves, “waste” heat, and even human power—are both renewable and environmentally friendly. The projects in this book will help any budding scientist construct and explore working models that generate renewable, alternative energy.
What's New in Version 1.2
Bug fix for iOS 5
There are 190 pages in the table of context, but the app only goes to 8 and then gives you "other books to look at".