finance
Renewables Led Global Energy Supply Growth in 2025
Renewables supplied the largest share of worldwide energy growth last year, according to a new Energy Institute report. Solar power accounted for 72 percent of that increase.
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Renewables supplied more new energy worldwide last year than any other source for the first time outside a recession, the Energy Institute reported. Solar power provided 72 percent of the total growth.
China added more solar and wind capacity than all other countries combined, the report said. The same report noted that U.S. emissions rose 3.2 percent in 2025, four times the increase recorded for China.
Battery storage costs fell 45 percent during 2025, according to Ember, an energy research organization. The report linked the Iran war to increased interest in alternatives to oil and gas supplies from the Gulf region.
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