After years of effort, why has the efficient data centre movement made so little impact, asks Peter Judge

The majority of data centres in the UK will fail to cut energy use in 2012, despite environmental and economic pressure

Iceland's Skyrr takes on the Thor containerised data centre and will sell its services worldwide

Cutting costs and carbon is critical, but Romonet’s Zahl Limbuwala says the way data centre services are ‘charged back’ is the key

New formula shows how to keep users happy and keep the energy bills low by increasing server utilisation

PUE and other efficiency measures are useful, but data centre owners are chasing money now, says Peter Judge

Users will be able to compare data centre efficiency using an online tool from the Green Grid

Container-based data centres are popular, but Verne Global went with bigger modules in Iceland

Google is biased, but it has put together a strong argument for saving money and energy in the cloud, says Peter Judge

Vertical air cooling improved French designers' energy efficiency - and inspired the name of their data centre