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Flagship report
Jun 2025
World Energy Investment 2025 Executive summary
…set to reach USD 1.5 trillion in 2025, some 50% higher than the total amount being spent on bringing oil, natural gas and coal to market. There is also increasing expenditure on the electrification of end-uses, largely reflecting the additional cost of buying an electric vehicle (EVs) versus an internal combustion engine model, even though many EV models being sold in China – the leading market for sales – are now competitive on an up-front basis with their conventional equivalents.Spending on low-emissions power generation has almost doubled over the past five years, led by solar PV. Investment in solar…
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Report
Jun 2025
Energy savings
Multiple benefits of Energy Efficiency 2025 Energy efficiency provides multiple benefits. This page explores energy savings. Why is energy efficiency important for energy savings? Energy efficiency measures reduce the amount of energy required to fuel and grow our economies. In economies where energy demand is set to grow significantly, efficiency also helps improve people’s lives by increasing access to additional energy services. Key facts In the last two decades, efficiency measures have generated over 27 EJ of energy savings in IEA countries alone, equivalent to 20% of total energy demand.The industry (including manufacturing) and services (including commercial buildings) sectors…
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Topic
Access and Affordability
“An Affordable and Sustainable Energy System for Sub-Saharan Africa” (Energy Sub-Saharan Africa) is a five-year programme (2019-2024) funded by the European Union. It supports work with Benin, the Democratic Republic of the Congo, Ethiopia, Ghana, Kenya, Nigeria, Rwanda, Senegal, Uganda and Zambia, with the aim of promoting sustainable and inclusive economic growth through the transition towards a low-carbon and climate-resilient energy sector, while delivering universal and affordable energy access to all. Today, 730 million people around the world live without access to electricity, while over 2 billion people continue to rely on harmful cooking fuels…
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Country
Togo
Less than half of the Togolese population has access to electricity. The country has a relatively diversified energy mix and more than 13% of its final energy consumption comes from renewable supplies of energy, mainly hydropower.
- Overview
- Energy mix
- Emissions
- Electricity
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+ 5 pages
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Policy report
Oct 2025
Financing Electricity Access in Africa Executive summary
…However, investment and financing remain significant barriers. Finance for electricity access is scarce and relies too much on public sources According to IEA tracking, less than USD 2.5 billion was committed for new electricity access connections in sub-Saharan Africa in 2023. This includes international public and private spending on a range of solutions, such as market support and ecosystem building. Following a pandemic-related dip in 2020, financial commitments rebounded in 2021, then grew steadily by 5% annually. Total commitments are now around one-quarter higher than they were in 2019. Roughly half of financing is for access…
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Commentary
22 Mar 2026
Wired for water: How electrification is transforming desalination
…leading to a situation referred to as “water bankruptcy”. Over the past two decades, the number of people living in highly water-stressed areas has risen by almost 1 billion to more than 3 billion. Three-quarters of this growth occurred in extremely high-stress regions, areas where 30% of the global population live today. Around 85% live in emerging market and developing economies. Major population growth centres are already affected: in India, over 70% of the population lives in highly stressed areas, particularly in the northeast, and the number of people facing water stress today equals the country’s…
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Policy report
Jun 2026
Energy Efficiency Policy Toolkit Financing Energy Efficiency
…is projected to remain around USD 2.2 trillion, representing nearly two‑thirds of total energy spending and continuing to outpace fossil fuels. Investment in electricity systems such as grids, storage, and electrification, is increasingly driven by energy security concerns and rising electricity demand. Energy efficiency also remains essential to strengthening system resilience, reducing costs for consumers and businesses, and lowering greenhouse gas emissions. Accelerating the uptake of efficient technologies across buildings, industry, and transport is therefore critical to maximising the benefits of the global energy transition.Investment patterns, however, remain uneven. China, the United States, and the European Union continue to attract…
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Country
Namibia
Most of Namibia’s electricity is generated by hydropower. The country is also one of the ten-largest uranium resource-holders in the world and provides 8.2% of global production. The country has stated its interest in introducing nuclear power into its domestic mix.
- Overview
- Energy mix
- Emissions
- Electricity
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+ 5 pages
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Fuel report
Dec 2022
Renewables 2022 Renewable electricity
…to increasingly value the energy security benefits of renewable energy. This year’s forecast has been revised upwards by almost 30% from last year’s despite energy market turbulence, mainly because China, Europe, the United States and India are implementing existing policies, regulatory and market reforms and new policies more quickly than expected to combat the energy crisis. China’s 14th Five-Year Plan and market reforms, the REPowerEU plan and the US Inflation Reduction Act (IRA) are the foremost policy changes since our last forecast of December 2021. The forecast for most advanced economies is based on these countries…