The institutional website of the Centre for Energy Investment and Innovation, a global energy hub headquartered in Abuja.Centre for Energy Investment and Innovation

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Data comes with its source

Every figure on this site names its publisher, licence and the time it was retrieved. Third-party information is labelled as such and is never presented as CEII research.

Site directory

Data catalogue

Every series CEII publishes, for every country and region in the world, with units, sources and revision dates. Each has its own page with a world map, rankings, trends and a CSV download.

Source: The World Bank, updated 13 Oct 2026. Annual national estimates compiled by the World Bank from IEA, IRENA, UN and national sources. The latest year typically lags by one to three years.

Energy access

Who has electricity and clean cooking, and how fast that is changing.

Power supply and mix

How electricity is generated, and how much reaches consumers.

Energy transition

Renewables, emissions and the efficiency of energy use.

Energy economy

How economies depend on, and pay for, energy.

Infrastructure

Mapped assets compiled from open geographic records.

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