Scientific and technological fundamentals of renewable energy sources: passive and active solar systems (high, medium, and low temperature thermal solar collectors; photovoltaic systems); wind energy; biomass and bio-energy; waste management; hydrogen production, hydroelectric power; geothermal. Practical aspects of renewable energy systems, design development, exploitation, and monitoring. Introduction to social, legal, and market challenges of RE systems. Prospective of RE technologies, factors affecting the deployment of RE systems