Cost model: data centre cooling

In this month’s cost model, Aecom’s engineering services cost-management team explores the options for cooling large data centres – from traditional air cooling with chiller and Crac units, to free cooling and water-based systems

Tap Inns and touchdowns: Inside Tottenham Hotspur’s new stadium

The razzamatazz of the American NFL visited north London last month, when Oakland Raiders beat the Chicago Bears 24-21 in a thriller at Tottenham Hotspur’s new stadium. Andy Pearson looks at the remarkable engineering behind the 3,000-tonne retractable grass pitch that enables the stadium to be used for a multitude of events

Teeing up a heat pump retrofit at The Oxfordshire Golf Hotel & Spa

The Oxfordshire golf resort is investing £700,000 in a major services retrofit, including a solar array, that will see heat pumps replace oil-fired boilers and potentially deliver sufficient energy and resource savings to boost annual profits by up to 30%. Alex Smith looks at how the challenges were addressed

Completing the picture – London Energy Map

The London Energy Map project tried to provide a clearer picture of building energy use in the capital by analysing the existing dataset. Dora Ma and Ed Cremin, of Etude, analyse the numbers

Interview: Piers Heath – integrated design at Foster + Partners

Global architect Foster+Partners now has fully integrated environmental engineering in its design studios to optimise building performance. Piers Heath tells Alex Smith how scientific first principles are embedded in designs and shares plans to incorporate soft landings in every project