Demand, global supply, advantages, disadvantages, related costs and environmental impact of fossil fuels (oil, natural gas and coal), renewable resources (wind, solar, hydro, biomass and geothermal) and nuclear energy. Current status, as well as historical use and projections of each resource. Fundamentals of electricity and hydrogen supply chains. Global impact of policies adopted by leading resource producing and consuming countries. Energy security and geopolitics. Case studies on the geopolitical and economic impacts of current political and technological developments.