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Flagship report
Mar 2026
Energy Technology Perspectives 2026 Supply chain risks and industrial competitiveness
Supply chain risks Supply chain security remains a challenge: Clean energy technology manufacturing is highly geographically concentrated, with China as the main supplier in most supply chain stages. China accounts for around 85% of solar and 80% of lithium-ion battery supply chain production capacity, and even higher shares for PV wafers (95%) and anode materials (97%). Cybersecurity considerations further enhance the importance of addressing security of supply. An “N-1” assessment, which models the impact of losing the largest exporter in each supply chain, shows that for the final downstream stages of most of the four technologies examined – solar…
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Energy system
District Heating
Country and regional highlights
Momentum for change is growing within the district heating industry
CO2 emissions
Decarbonisation efforts have not yet been sufficient to curb associated emissions
Energy
Despite large potential for the integration of renewable sources and recycled heat, fossil fuels dominate district heat supplies globally
Deployment
The district heating industry is transitioning to lower-temperature networks and integrating renewable energy sources
Innovation
Policy
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Flagship report
Apr 2025
Energy and AI
Energy and AI The development and uptake of artificial intelligence (AI) has accelerated in recent years – elevating the question of what widespread deployment of the technology will mean for the energy sector. There is no AI without energy – specifically electricity for data centres. At the same time, AI could transform how the energy industry operates if it is adopted at scale. However, until now, policy makers and other stakeholders have often lacked the tools to analyse both sides of this issue due to a lack of comprehensive data. This report from the International Energy Agency (IEA) aims to fill this…
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Report
Jun 2025
Asset values
Multiple benefits of Energy Efficiency 2025 Energy efficiency provides multiple benefits. This page explores asset values. Why is energy efficiency important for asset values? Energy efficiency can increase the value of assets, such as homes, buildings or equipment, and lead to lower vacancy rates and longer equipment lifespans. Key facts Energy efficient buildings can command a premium on sale and rental price in both the residential and commercial sectors. Studies show that sale price premiums for energy efficient buildings range from 3% to 15% in residential buildings and 13 to 20% in commercial buildings. Key analysis Studies show that individuals…
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Energy system
Gas Flaring
CO2 emissions
The volumes of natural gas flared in 2022 were around the same level as in 2010
Technology deployment
Oil producers have a range of readily available options to reduce and avoid flaring, with a number of new technologies also under development
Policy
A number of countries have introduced policies to reduce flaring
Investment
Operators that sell high-flaring assets are often passing on a problem to other operators that may be less willing, or less able, to cut down on flaring
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Fuel report
Jul 2025
Gas Market Report, Q3-2025
…supply fundamentals and relatively high prices, weighed on natural gas consumption, particularly in price-sensitive markets in Asia. Both China and India recorded demand declines in the first half of 2025 compared with the same period in 2024. Europe’s liquefied natural gas (LNG) imports are expected to reach an all-time high in 2025, supported by stronger storage injections, higher domestic demand and lower piped gas supplies from Russia. In contrast, China’s LNG imports are forecast to fall amid weaker natural gas demand and strong competition from Europe for flexible LNG cargoes. Geopolitical tensions have continued to fuel…
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Flagship report
Oct 2022
World Energy Outlook 2022 Outlook for electricity
Electricity accounts for about 20% of the world’s total final consumption of energy, but its share of energy services is higher due to its efficiency. It is central to many aspects of daily life and becomes more so as electricity spreads to new end-uses, such as electric vehicles (EVs) and heat pumps. The electricity sector accounted for 59% of all the coal used globally in 2021, together with 34% of natural gas, 4% of oil, 52% of all renewables and nearly 100% of nuclear power. It also accounted for over one-third of all energy-related CO2 emissions…
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Fuel report
Dec 2025
Coal 2025 Investments in coal projects and emissions abatement
New projects increase the capacity of the project pipeline Forthcoming export-oriented coal projects in our database have a total capacity of 493 Mtpa at the time of writing, 63 Mtpa higher than in our previous report. This increase in the project pipeline is due to improved research on Indonesia rather than more projects actually being developed. This report classifies projects as either more advanced or less advanced based on whether they have received the necessary approvals and permits in their respective countries. The capacity of less-advanced projects declined from 275 Mtpa to 210 Mtpa. Some projects failed to obtain environmental approvals due…
- Executive summary
- Demand
- Supply
- Trade
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+ 2 pages
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Fuel report
May 2026
Global Methane Tracker 2026 Key findings
No sign that global energy-related methane emissions fell in 2025 despite progress in some areas The fossil fuel sector accounts for around 35% of methane emissions from human activity, yet there is still no sign that methane emissions from fossil fuel operations are falling, despite well-known and proven mitigation pathways. Oil, gas and coal production output reached record highs in 2025, and the International Energy Agency (IEA) estimates that methane emissions from these activities total 124 million tonnes (Mt) a year: oil is the largest source at 45 Mt, followed by coal at 43 Mt, and natural gas at 36 Mt. A…
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Fuel report
Nov 2025
Energy Efficiency 2025 Transport
How and where is energy used? Total final consumption in 2024 was over 450 EJ and has grown by around 25 EJ since 2019. Transport accounts for around 30% of global energy demand and have contributed around 10% of the growth in total demand since 2019. Road transport accounts for nearly 90% of total domestic energy demand. The remaining 10% is split between domestic aviation, domestic shipping and rail.In advanced economies, passenger cars dominate road transport demand, accounting for around 65% of the transport energy use. Trucks make up most of the remainder. Buses play a minor role in energy demand…