biggest emitters among them, particularly china, india and saudi arabia, to commit to net zero carbon emissions by the middle of the century and to bring in more emission targets to be more ambitious in that attempt to bring greenhouse gas emissions further down because bringing emissions down is one way in which the goal of 1.5 that you were talking about with victoria is or could be kept alive. at the moment that goal is very far off. so we will wait to see whether the real action today meet the ambitions and expectations on the shoulders of the g20 leaders. away from the main talks, the leaders have been having a rather nice stroll stop when in rome, they have been at the trevi fountain, the gorgeous baroque fountain in the heart of central rome. where the g20