Barely a few months since COP26, the new year is a poignant reminder that the climate clock is ticking and of the urgent action needed to limit global warming to 1.5˚C. While there is hopeful progress in the growth of green energy and electric vehicles and a shift towards sustainability in business, there is still significant work to do to address decarbonisation in the UK housing sector. Stewart Little, CEO of IRT Surveys, explains how new, data-rich technologies enable property owners, landlords, developers and construction businesses to make smarter retrofit decisions and achieve improved sustainability.