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Technology

China’s first underwater data centre is being installed

To hold and cool computer servers, China has installed a 1300-tonne watertight cabin on the shallow seafloor – it is the first of 100 planned for an underwater data centre

By Jeremy Hsu

4 December 2023

Off the coast of Hainan, China, an underwater data centre is being built

Tang Wai Chung/Alamy

An underwater data centre that harnesses the ocean’s natural cooling capability is taking shape near China’s Hainan Island in the South China Sea. Keeping computers cool can slash power usage and carbon emissions, and this project could pave the way for putting supercomputers and data farms underwater.

The first phase of construction is nearing completion with a 1300-tonne watertight cabin installed on the…

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