The IT sector is responsible for around 2% of global carbon emissions. While various industries are working towards reducing their impact, there’s still a lot of uncertainty about what spectrum regulators can do about the industry’s greenhouse gas emissions. In this episode of the Spectrum Policy Podcast, PolicyTracker‘s Managing Director Martin Sims and journalist Laura Sear discuss what the industry and regulators are doing about the communications sector’s carbon footprint, and consider whether there is a link between spectrum efficiency and sustainability.