Renewable energy sources (green energy) are now the only hope for the salvation of the environment.
Wanting to contribute to the dissemination and development of RES and their proper exploitation, we proceeded to write this book. This book, besides its contribution to the development of renewable forms of energy, is a useful tool for those who are involved or want to get involved amateurishly or professionally with the applications of solar and wind energy. [...]

(from the authors' preface)