There are various types of renewable energy sources used globally including, bioenergy, solar energy, hydropower, and geothermal energy, to name a few. Globally, China and Brazil are the top two countries in terms of generating the most energy through hydropower. Geothermal energy has been on the rise as well. Data shows an increase in geothermal energy capacity globally in the last 10 years. Likewise, there has been a dramatic increase in the capacity of global solar energy in recent years.Having about 800 citations, all of which are well and completely addressed at the end of the book, shows my meticulousness and accuracy in using all the important sources in writing this book. I hope you like this book.In fact, we should listen to the proposal of the Saudi Minister of Energy in the 1970s, who said:"The Stone Age did not end because the stone ran out.The age of oil must end much sooner than the oil runs out."SoLadies and gentlemen!Welcome to the age of new Energies...