Brent, KerrynMcGee, JeffreyMcDonald, JanRohling, Eelco2020-01-141758-678Xhttp://hdl.handle.net/1885/197177application/pdfen-AU© 2018 Macmillan Publishers Limited, part of Springer NatureInternational law poses problems for negative emissions research201810.1038/s41558-018-0181-22019-11-25