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Energy system
Lighting
Country and regional highlights
Prominent progress in increasing standards and labels for lighting
CO2 emissions
CO2 emissions by lighting increased marginally in 2022, despite increased uptake of efficient lamps
Energy
Increased energy demand for service lighting more than offset a drop in residential lighting in 2022
Activity
Increasing building space and population is driving additional demand for lighting
Technology deployment
LED is now the leading lighting technology in homes
Innovation
Policy
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Country report
Oct 2025
Ukraine’s Energy Security As Ukraine heads into another heating season, six measures can help improve energy security
Air defence remains the best method to protect Ukraine’s critical energy and civilian infrastructure. However, there are other steps that can be taken to increase Ukraine’s energy security ahead of and during the coming winter. The IEA proposes six key actions for Ukraine and its partners to help address ongoing energy security challenges. Action 1: Boost protections for critical energy infrastructure and continue improving equipment supply chains Strengthening the security of critical energy infrastructure across Ukraine is vital to maintaining capacity this winter. A multilayered defence strategy, whereby air defence is combined with passive defence measures, can serve…
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Country
Romania
By 2020, the objective of Romania is to guarantee the efficient operation of its energy system under security conditions. Romania also plans to meet the obligations set by EU in terms of greenhouse gas emissions through its legislative package “Climate changes – renewable energies”.
- Overview
- Energy mix
- Emissions
- Electricity
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+ 5 pages
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Data tool
10 Jun 2025
Energy Statistics Data Browser
The most extensive selection of IEA statistics with charts and tables on 16 energy topics for over 170 countries and regions
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Topic
Artificial Intelligence
…effects are poised to be particularly strong in some countries. For example, in the United States, data centres are on course to account for almost half of the growth in electricity demand to 2030; in Japan, more than half; and in Malaysia, as much as one-fifth.A diverse range of energy sources will be tapped to meet data centres’ rising electricity needs globally – though renewables and natural gas are currently set to take the lead due to their cost-competitiveness and availability in key markets. Uncertainty around current and future data centre consumption calls for a scenario-based appro...
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Data tool
28 May 2026
Investment Data Explorer
Explore energy investment data from World Energy Investment 2026 Europe Africa Central & South America Eurasia Asia Pacific Middle East North America Investment
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Fuel report
Nov 2024
Energy Efficiency 2024 How can energy efficiency alleviate rising heatwave-driven electricity demand?
Another year of high temperatures leads to new electricity demand records and power outages Global temperatures have reached new heights in recent years. 2023 was the warmest year on record, and 2024 is on track to beat it. The frequency and intensity of heatwaves are increasing, causing extreme temperatures of up to 50ºC in some regions, with multiple national temperature records broken during 2024. Ensuring that cooling needs are met is of primary importance. The extreme temperatures are driving strong demand for much-needed cooling technologies such as air conditioners. However, these are also pushing up electricity use to record…
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Country report
Dec 2025
Sustainable Transport for Georgia: A Roadmap Transport in Georgia: Taking stock
…1 billion GEL (1.52 billion USD). In 2023, transport and storage combined contributed 6.5% to Georgia’s GDP.Transport and storage employed around 8% of Georgia’s workforce in 2023. Cargo movements spurred by Russia’s 2022 full-scale invasion of Ukraine pushed up sector wages by more than 25%, above the national average, despite an 8.5% drop in employment from broader labour market shifts. Overall, Georgia’s strategic location, infrastructure upgrades and participation in regional programmes have bolstered its economic resilience, improved connectivity and supported sustainable trade growth. Economic reforms and liberalisation boost development prospects Georgia…
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Country report
Jun 2025
Ramping up Heat Pumps in Moldova: A Roadmap Executive summary
…endorsing the goal of European Union membership, underscores the country’s commitment to European integration. Outlining an effective path to decarbonise energy use is a prerequisite for joining the bloc and heat pumps can play a central role in this. Overcoming barriers to heat pump adoption Moldova faces several notable barriers to heat pump adoption – many of which mirror challenges seen in countries with more mature markets. These obstacles include the high upfront costs of heat pump technology and installation, alongside limited industry experience and scale. The country’s generally inefficient building stock risks blunting some of the benefits of…