全球多地遭遇高温“烤”验（国际视点）

Core Points - The global climate is experiencing unprecedented heat waves, with June 2023 recorded as the third hottest since 1940, and Arctic sea ice extent down 6% from average, marking the second lowest for June in 47 years of satellite records [1][2] - The World Meteorological Organization (WMO) reports that high temperatures are occurring earlier in the year, with Europe experiencing record-breaking heat, including temperatures exceeding 40 degrees Celsius in multiple countries [2][3] - The extreme heat is attributed to climate change, leading to more frequent and intense heat waves, which pose significant challenges to public health and infrastructure [4][5] Group 1 - The heat wave affecting Europe originated from Africa, creating a "heat dome" effect that compresses air near the surface, resulting in increased temperatures [4] - Countries are implementing emergency measures to cope with the heat, including school closures, remote work policies, and the establishment of cooling centers for vulnerable populations [5][6] - Vulnerable groups, such as outdoor workers, the elderly, and children, face serious health risks during extreme heat events, necessitating public health strategies and early warning systems [6][7] Group 2 - The WMO emphasizes the need for accelerated climate action, focusing on reducing greenhouse gas emissions and enhancing resilience to extreme weather [7][8] - The upcoming COP30 conference in Brazil is expected to address national climate action plans and support for developing countries in combating climate change [8]