Thirsty and power hungry: Australia is in the middle of a datacentre boom – but not everyone is convinced

There are about 160 datacentres operating in Australia, with another 90 proposed. There are about 160 datacentres operating in Australia, with another 90 proposed. They're a key part of the digital and AI economy, but they come at a high environmental cost and offer few operational jobs Sun 21 Jun 2026 11.00 EDTLast modified on Sun 21 Jun 2026 11.01 EDT On Mamre Road, in Sydney's outer western suburbs, there are plans to build a "hyperscale" datacentre that will be one of the biggest in the world. If approved, the 52-hectare site will include six four-storey buildings that stretch 40 metres high, alongside 936 cooling units and 852 diesel backup power generators. The Mamre Road project is part of an estimated $155bn investment pipeline over the coming decade, amid a worldwide rush to build the infrastructure enabling the artificial intelligence revolution.