By Jake Spring and Lisandra Paraguassu RIO DE JANEIRO (Reuters) -Diplomatic tensions over global warming spilled over into the G20 summit negotiations in Brazil this week, with sources saying the 20 major economies reached a fragile consensus on climate finance that had eluded U.

World leaders attending the G20 Summit pose for a group photo in Rio de Janeiro, Tuesday, Nov. 19, 2024. (AP Photo/Silvia Izquierdo) A sign announces the G20 Summit in Rio de Janeiro, Brazil, Monday,

With leaders from the world's biggest economies converging on Rio de Janeiro for a two-day G20 summit starting Monday, the usually relaxed seaside city is under a tight security blanket.Many locals were planning to leave the city of six million during the summit.