Heat pumps provide energy-efficient heating and cooling and are one of the most effective technologies available to decarbonise buildings.
As increasing numbers of countries aim for net-zero emissions through digitalisation. An index from the New Statesman Media Group reveals Canada to be the top country in which to build low-energy data centres.
Smart meters are often dismissed as a gimmick but without them targets like the one announced by Boris Johnson this month will be unachievable.
Switching off one light bulb at a time won't significantly reduce emissions. Signify's Harry Verhaar makes the case for energy-efficient lighting at scale.