When Renewable Energy – Facts and Fantasies was published in 2010, it skyrocketed to the top of Amazon.com's charts in both the "energy" and "engineering" categories – a clear hit as a #1 best-seller. Now, just a couple of months later, author Craig Shields is offering an electronic copy of the book -- to anyone -- for free. Why?

As I imply in the book's title, we live in a world in which not everything is possible, and we must make difficult choices as we migrate away from fossil fuels in the direction of clean energy. Craig Shields