In a promising move towards transparency, UK’s BT and software giant SAP have joined forces to test SAP’s Sustainability Data Exchange (SDX) – a novel system that captures, tracks and shares data on obscure, indirect emissions, known as Scope 3. Given the numerous entities and different methodologies involved in disclosure, SDX utilizes carbon data interoperability standards to provide a unified portal for monitoring supply chain emissions data, thus streamlining the gathering and dissemination of precise Scope 3 information.