Efficiency

Building science body has teamed up with EDF, BT, and Telefonica to launch a new centre for smart home research

Maria Connolly of law firm TLT explains why new energy efficiency rules for landlords are only heading in one direction

New skyscraper boasts the largest commercial "blackwater" recycling system in the US, delivering a 76 per cent reduction in its water footprint

Major new smart lighting initiative expected to slash energy bills and carbon emissions

State brings in new federal rules two years ahead of schedule in a move that could see California's businesses and consumers save $1bn every year on energy bills

Government consults on removing exemption for landlords unable to access 'no cost' financing, but campaigners remain frustrated at decision to cap costs at £2,500

AirEx helps householders to reduce their heating energy demand without compromising indoor air quality

Association for Decentralised Energy and Association for the Conservation of Energy join forces to create 'powerful and unified voice'

Andrew Warren argues the decision to mandate the roll out of technology that could quickly become outdated could prove a costly mistake

Nail-biting vote sees key committee back tougher targets for energy efficiency improvements across the bloc