Negotiators were poised to make a final push for a deal at the COP27 climate talks in Egypt on Saturday, as persistent disagreements over money forced the two-week talks into overtime. Complicating matters, U.S. Special Climate Envoy John Kerry – a powerful force in climate diplomacy – tested positive for COVID-19 following days of bilateral in-person meetings with counterparts from China and the European Union to Brazil and the United Arab Emirates.
