Tiers for fears: How to ensure data centres keep companies flying

The meltdown of British Airway’s IT systems, after a power-supply failure, demonstrates how critical data centres are to business operations. Andy Pearson looks at levels of resilience and explains why cloud computing is making firms more susceptible to power cuts

Making the case for evaporative cooling

Evaporative cooling can save energy when used in the right climate. AEI’s James Falconer looks at the technology in Hong Kong, Las Vegas and London, and explains why the cooling method is making a comeback

Burying an investment, not an expensive problem

The design and installation of pipework is often overlooked in the delivery of heat networks, with potentially catastrophic consequences for performance, says Colin Taylor of Eneteq Services