
Earth
UN weather agency records 2025 carbon dioxide high of 426.8 parts per million
WMO’s deputy secretary-general in October 2026, who warns that El Niño sets the stage for another surge in carbon dioxide.
3 min
Ko Barrett is an American climatologist and researcher.

WMO’s deputy secretary-general in October 2026, who warns that El Niño sets the stage for another surge in carbon dioxide.
3 min