Renewable-heavy grids need 6 times more batteries by 2030 — report

By Jack Quinn | 04/25/2024 06:20 AM EDT

The International Energy Agency said global storage needs to increase 25 percent annually this decade to avoid grid bottlenecks.

Rows of cabinets containing lithium-ion batteries are seen in Long Beach, California.

Rows of cabinets containing lithium-ion batteries are seen in Long Beach, California. Patrick T. Fallon/AFP via Getty Images

Global battery storage capacity needs to increase dramatically by the end of the decade to support renewables and avoid grid bottlenecks, according to a new report from the International Energy Agency.

The report Thursday found that if the world triples renewable energy from current levels by 2030 — as was agreed at the COP28 climate conference in Dubai last December — battery capacity would need to increase sixfold and reach 1,200 GW by the same year.

The report “sets out the role that batteries can play alongside renewables as a competitive, secure and sustainable alternative to electricity generation from fossil fuels — while also underpinning the decarbonization of road transport,” IEA said in a press release.

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“The electricity and transport sectors are two key pillars for bringing down emissions quickly,” said IEA executive director Fatih Birol in a statement. “Batteries will provide the foundations in both areas, playing an invaluable role in scaling up renewables and electrifying transport while delivering secure and sustainable energy for businesses and households.”

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