World World Meteorological Report Marks Biggest Annual Jump in CO2 Levels October 16, 2025October 16, 2025Raymond Zhong and Sachi Kitajima MulkeyComments Off on World Meteorological Report Marks Biggest Annual Jump in CO2 Levels Surging emissions from wildfires may have been behind the increase, which was the largest since modern measurements began more than half a century ago.
