- Circular Carbon Economy IndexTaxonomy for the Circular Carbon Economy Index produced by KAPSARC
- Carbon capture, utilization and storageTotal capture capacity of CCUS projects (operational, in construction, advanced development and early development)
- ElectrificationShare of nuclear electricity in primary consumption
- Energy efficiencyEnergy intensity of the GDP at purchasing power parities
- Fuel switchingChange in the share of oil, coal and lignite and derived gas in electricity production over a five-year period, and overall share of oil, coal, lignite and derived gas in electricity production at the start of the period
- Green hydrogenTotal capacity of green hydrogen projects (commissioned, financed/under construction, and announced/planning begun)
- Natural sinksEcosystem services, including carbon sequestration and storage, biodiversity habitat, nutrient cycling, and coastal protection (from the Environmental Performance Index)
- Nuclear energy
- Oil Producer Lens
- Renewable energy