Efficiency

New control system adjusts light levels to match train timetable and passenger numbers, cutting lighting use 35 per cent

Almost three quarters of privately rented homes are let without an Energy Performance Certificate, according to freedom of information data

Auto giant publishes results of three year trial that cut emissions from Gothenburg distribution fleets by 30 per cent

Guy Newey wonders what could lie behind surprising news that domestic energy use is falling

Construction giant reveals the secrets of its green building designs

Thomas Heldgaard, managing director of Rockwool UK, reveals his plan to boost demand for the company's innovative insulation

Bank has made 'multi-million dollar commitment' to initiative that covers up-front capital investment in fuel cell systems

Andrew Warren argues that the government's consultation on EU competence appears designed to undermine encouraging progress from Brussels on environmental issues

Researchers tout potential breakthrough in the development of diesel engines that are both efficient and clean

Consumer goods giant launches new competition designed to identify ideas that would slash water and energy use from showers