The World Energy System World Final Energy All forms of energy consumption. World Electricity Generation The electricity component of final energy. World Fossil Fuel Production & Primary Energy Energy supplied prior to fuel conversions. Carbon Intensity Carbonisation of the world and national energy systems. The Anthropocene Newsfeed about the world energy system and the biosphere emergency it has created. Greenhouse Gas Emissions About the importance of CO₂ emissions from the world energy system. Help A guide to this site’s energy accounting. Country Profiles Profiles of national energy systems. Climate Change Detailed climate change information.