Group 1 - The G20 finance ministers and central bank governors face challenges including ongoing wars, geopolitical tensions, and trade disputes [1] - High levels of debt and frequent extreme weather events, as well as natural disasters, are significant concerns [1]

Core Viewpoint - The article highlights the increasing frequency and intensity of extreme heat events in the Northern Hemisphere due to global warming, urging governments to enhance heatwave preparedness and long-term strategies to reduce greenhouse gas emissions [1]. Group 1: Extreme Weather Events - Since June, many countries in the Northern Hemisphere have experienced high temperatures, prompting health and meteorological agencies to advise the public on heat safety [1]. - Experts indicate that with accelerated global warming, extreme weather events are expected to become more common and severe, with summer heatwaves arriving earlier [1]. Group 2: Government Response - Governments are encouraged to improve early warning systems and assist citizens in coping with high temperatures [1]. - In the long term, there is a call for proactive measures to reduce greenhouse gas emissions to mitigate global warming [1].