New Perspective in Environmental Research Letters together with Josh Burke: https://iopscience.iop.org/article/10.1088/1748-9326/ad796b. Our key argument: With the growing momentum for carbon dioxide removal (CDR) as a key element of mitigation strategies to achieve net-zero emission targets, its potential integration into cap-and-trade carbon markets is emerging as a key policy issue. A fundamental question in both conceptual […]