G20 focuses on fighting hunger with wars and Trump's return in the background

The video covers a summit in Rio de Janeiro, Brazil, focusing on global issues like hunger, poverty, and climate change. Joe Biden addresses the Middle East conflict, urging pressure on Hamas. Climate finance is a major topic, with COP 29 in Azerbaijan facing a stalemate. The UN Secretary General calls for action from world leaders. Donald Trump's potential return to the White House looms over discussions, with concerns about his isolationist policies affecting multilateral agreements, especially on climate change.

What is the significance of climate finance in the context of the G20 summit?

How does the text describe the impact of the United States on global agreements regarding climate change?