Modern civilization, which on the one hand boasts of having discovered the behaviour of subatomic particles, has also to its credit the impending intensified energy crisis and global warming. The urgent need to address these challenges has now become obvious. The course will acquaint students with the current global energy crisis and the role of clean energy resources and energy storage devices in answering it. In addition to the principles of various energy processes, the course will highlight the research done by the scientific community. Topics include: the present energy scenario, solar energy, photovoltaic converters, nuclear energy, ocean energy, tidal energy, ocean thermal energy converters, wind energy, biomass, fuel cells, the world of hydrogen, and Lithium ion batteries.