Why is the world’s largest single waste stream—demolition concrete—one of the secrets to carbon dioxide removal? Listen to Jason Mitchell discuss with Neustark Head of Carbon Dioxide Removal, Lisa Braune, about what the world’s largest waste stream—demolition concrete—means as a carbon sink; how the private sector and governments are working to support and embed CDR technologies; and why CDR certification is so important in the wake of the recent carbon offsets scrutiny.