Key Takeaways
- Coal remains the single largest source of electricity worldwide, supplying roughly one‑third of global power generation.
- At the national level, coal’s dominance is concentrated in Asia—particularly China, India, Indonesia, and Malaysia—where large reserves and rapid industrial demand keep it atop the fuel mix.
- Outside Asia, electricity generation is more diverse: natural gas and hydropower lead in many regions, oil fuels islands and parts of North Africa, while Europe showcases a blend of nuclear, wind, and solar power.
- Variable renewables (solar + wind) are expanding quickly; when combined they surpass fossil fuels as the top electricity source in six additional countries, including the Netherlands, Portugal, Greece, the United Kingdom, Belgium, and Pakistan.
- The evolving mix reflects both resource endowments and policy choices, signalling a gradual shift away from coal‑centric systems in many parts of the world.
Coal’s Global Share
Coal continues to hold the title of the world’s leading electricity source, generating approximately one‑third of the planet’s power. As the original brief notes, “Coal generates one‑third of the world’s electricity, more than any other source.” This outsized share is not evenly distributed; rather, it is the aggregation of several large Asian economies that pushes coal to the top of the global ranking.
Asian Strongholds
Across Asia, abundant coal reserves and fast‑growing industrial demand have cemented the fuel’s primacy. The map referenced in the source shows coal as the largest source in China, India, Indonesia, and Malaysia—four of the world’s biggest electricity producers. In China, for instance, coal‑fired plants still account for well over half of national output, despite aggressive renewable targets. India’s reliance mirrors this pattern, with coal supplying roughly 70 % of its generation, while Indonesia and Malaysia similarly depend on the fossil fuel to meet both domestic consumption and export‑oriented industrial needs.
Gas, Hydro, and Oil in Other Regions
Beyond the Asian belt, the electricity landscape becomes markedly more varied. In many parts of the world, natural gas and hydropower share the lead. Gas‑fired turbines dominate in the Middle East, Russia, and parts of Latin America, where pipeline infrastructure and relatively low gas prices favour flexibility. Hydropower remains a cornerstone in countries such as Brazil, Canada, and Norway, leveraging abundant water resources to provide low‑carbon baseload power. On islands and across portions of North Africa, oil‑fired generators persist as the primary source, reflecting limited grid interconnections and the logistical ease of transporting liquid fuels to remote locations.
Europe’s Diverse Portfolio
Europe stands out for its heterogeneous mix, where no single fuel overwhelms the others. Nuclear power is the leading source in nations like France and Finland, delivering steady, low‑carbon electricity. Meanwhile, aggressive renewable policies have propelled wind and solar to the forefront in countries such as Spain and Germany, where they have overtaken fossil fuels as the largest contributors to the grid. The original text highlights this diversity: “Europe has the most diverse mix, with nuclear power dominating generation in countries such as France and Finland, and solar and wind overtaking fossil fuels as the largest sources in countries such as Spain and Germany.”
The Rise of Variable Renewables
When solar and wind are considered together as “variable renewables,” their combined impact is growing rapidly. In several nations, this pairing now eclipses traditional fossil‑fuel sources. The source cites that solar and wind together become the largest electricity source in six more countries: the Netherlands, Portugal, Greece, the United Kingdom, Belgium, and Pakistan. In the UK, for example, offshore wind farms have regularly supplied more than 30 % of national demand on windy days, while Portugal’s combination of wind and hydropower often pushes renewables above 70 % of daily generation. Pakistan’s recent solar‑park expansions are similarly beginning to shift the balance away from its historic reliance on imported furnace oil and gas.
Trends and Outlook
The evolving electricity map underscores two parallel trends. First, regions with substantial domestic coal reserves—chiefly in Asia—continue to lean heavily on the fuel, keeping its global share high despite international climate pledges. Second, many economies are actively diversifying, leveraging gas, hydro, nuclear, and especially wind and solar to reduce carbon intensity and enhance energy security. As technology costs fall and grid‑integration improves, the share of variable renewables is poised to rise further, potentially reshaping the national rankings highlighted in the original map. The trajectory suggests that while coal may remain a cornerstone of Asian power for the coming decade, the rest of the world is already moving toward a more balanced, low‑carbon electricity mix.
https://ourworldindata.org/data-insights/nvidias-revenue-from-data-centers-and-ai-has-grown-1300-fold-in-the-last-12-years