Solar met 75% of the world's electricity demand growth in 2025, outpacing forecasts – The Cool Down

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“Batteries have largely solved the daily problem of shifting midday sun into the evening.”
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Between 2016 and 2026, solar has moved from the margins of the global power mix to a double-digit share. Its contribution was about 1% in 2016 and is expected to hit 10% in 2026.
That shift has also carried solar beyond nuclear worldwide, a development that caught many analysts off guard.
According to BBC Future, Ember figures show that solar edged past nuclear in global electricity generation in 2025. Over the 12 months through September 2026, the same data showed solar producing 13% more power. Dave Jones, co-founder of Ember, said, “[Solar] generating more electricity than all the world’s nuclear power plants is a pretty insane stat, for sure.”
Nuclear generation has stayed roughly flat since 2000, while solar supplied about three-quarters of the increase in global electricity demand in 2025. Jan Rosenow, a University of Oxford professor of energy and climate policy in the United Kingdom, said, “Solar is now the engine of the power transition.”
For homeowners, going solar is one of the best ways to save on home energy, and solar leases in particular can deliver hundreds of dollars in monthly savings with no upfront costs. If you’re considering the transition, you can use EasyHome’s free explorer tool to see potential savings from vetted installers in your area.
Cheap equipment is a major part of solar’s acceleration. “Massive Chinese manufacturing scale and current overcapacity have pushed module prices to record lows,” Rosenow said, according to BBC Future, and Jones said the market is “offensively cheap” for buyers.
Although China remains the leading solar market, the United States is still second in installations. Alicia Zhao, a University of Maryland expert on U.S. mitigation pathways, said solar keeps expanding because it is still “one of the cheapest sources of new power in the US.”
Australia has rooftop solar on more than 4 million homes, putting it well above one-third of households. India is also advancing quickly, with newly added solar covering 60% of the country’s added power demand.
With energy prices through the roof, there’s never been a better time to go solar — and EasyHome can help you find the best prices from the best installers in your area.
EasyHome takes the guesswork and headaches out of energy upgrades by showing you estimated savings from a network of vetted local partners. To get started, just enter your ZIP and share a few details about your home — seeing your estimate is really that easy.
Solar can be especially attractive where fuel is expensive, and grid service is unreliable. In Pakistan, its share rose from under 2% in 2019 to 24% in 2026, helped by costly, unreliable grid electricity and inexpensive solar imports from China. Across Africa, countries are installing about 100,000 solar panels a day.
Researchers found that expanding U.S. wind and solar output produced $249 billion in climate and health benefits between 2019 and 2022, cutting pollution-related costs alongside energy expenses.
Lower battery prices are also making solar more usable.
“Solar plus storage is now routinely cheaper than new fossil plants in sunny regions,” Rosenow said, per BBC Future. “Batteries have largely solved the daily problem of shifting midday sun into the evening.”
And states such as Vermont are beginning grid-linked home battery rollouts, often alongside solar.
Other approaches are spreading too. Germany has seen rapid growth in plug-in “balcony solar,” and similar systems have been approved in places including California. Agrivoltaics — putting crops and solar panels on the same land — is also being promoted to address land-use concerns.
EasyHome’s free explorer tool can help interested homeowners estimate savings from vetted installers in their area, and it can also help them explore backup battery storage. Pairing solar with a battery lets homeowners maximize savings and keep the lights on when the grid goes down.
Experts say the bigger hurdle ahead is no longer the panels themselves. “The bigger question is no longer whether solar grows but whether our power systems and institutions can keep up,” Rosenow noted, according to BBC Future. 
These articles show how solar’s rise is part of a much broader global buildout. 
• In China, solar capacity overtook coal in a landmark clean-energy milestone.
• In the United States, installed solar can power 50 million homes.
• In Pakistan, homes and Bestway Cement turn to solar as grid power falters.
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© 2025 THE COOL DOWN COMPANY. All Rights Reserved. Do not sell or share my personal information. Reach us at hello@thecooldown.com.

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