The document discusses where energy comes from and how it is used. It notes that 80% of the world's energy comes from fossil fuels like oil, natural gas, and coal. It then describes the process of extracting fossil fuels from the ground, refining them into usable products, and transporting and using them to power things like homes, vehicles, and products. It also discusses some ways the oil and gas industry works to protect the environment and examples of energy companies expanding to use renewable sources.