This Perspective explores the local governance of ocean-based carbon dioxide removal (CDR). Proposals to enhance the ability of oceans and marine ecosystems to absorb atmospheric CO2 are often discussed as examples of “geoengineering,” but this framing obscures the...
‘Net zero’ has become a powerful but contested frame of reference to define and judge climate ambition. The concept emerged from a series of scientific break-throughs that highlighted the determining impact of cumulative emissions of CO2 on global warming, and has...