Global heating may rise to 3.1°C by the end of the century if policy stays on the same track, says a new annual UN Emissions Gap report. That is an eye-popping 5.6°F. The Paris Agreement of 2015 called for warming not to exceed 1.5°C, or 2.7°F, above pre-industrial levels. ‘We’re teetering on a planetary tight rope,’ said UN Secretary General Antonio Guterres. ‘Either leaders bridge the emissions gap, or we plunge headlong into climate disaster.’ Already, greenhouse gas (GHG) emissions rose globally by 1.3% between 2022 and 2023, to a new high of 57.1 gigatonnes of CO2 equivalent, said the rep…