U.N. Secretary-General António Guterres ratcheted up his warning about climate change and said the world’s thirst for fossil fuels is a “Frankenstein monster” that spares no one, while calling for greater attention to risks posed by artificial intelligence if its ascent goes ungoverned — even as some leaders played up its promise.

Officials and business executives at the annual gathering in Switzerland said the fight against global climate change would continue with or without the United States.

At the World Economic Forum in Davos, business and government leaders react to Trump's return to office. Yahoo Finance Senior Reporter Jennifer Schonberger reports from Davos to describe JPMorgan's (JPM) optimism for a pro-business environment under President Donald Trump despite concerns over trade.

Attendees in the Congress Center at the World Economic Forum (WEF) in Davos, Switzerland, on Tuesday, Jan. 21, 2025. The annual Davos gathering of political leaders, top executive

Tuesday saw the World Economic Forum in Davos begin in earnest. Not even a star turn from David Beckham could stop AI dominating conversations.

Together with our colleagues on the ground, we’ll bring you live coverage of this year’s World Economic Forum.

A logo of the World Economic Forum (WEF) is seen inside the Congress Center ahead of the WEF in Davos, Switzerland January 19, 2025. This is CNBC's live blog covering the World Economic Forum in Davos,