Data centers, whose expansion is being fueled dramatically by the artificial intelligence boom, have a far bigger carbon footprint than previously estimated, according to a new study.
The sprawling, power-hungry sites, used to store critical IT infrastructure like servers, are being built worldwide by companies and countries as AI applications gobble ever greater computing power.
This has helped to boost their greenhouse gas emissions, with a new study by Allianz Trade estimating the centers emitted 286 million tonnes of carbon dioxide in 2025.
This is 57 percent higher than estimates by the International Energy Agency, according to the group, which is the trade credit insurance arm of global insurer Allianz.
AI already accounts for between 15 and 20 percent of electricity consumption at data centers, and this share could climb to 40 percent by 2030, the report said.
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