World Meteorological Organization

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World Meteorological Organization· Health · 11 sources · Sep 7, 2026Story

WMO warns wildfire smoke may be undercounting tens of thousands of deaths

Global health and ecosystems are at risk as the WMO warns that escalating wildfires and heatwaves are eroding progress in air quality, calling for coordinated climate and air-pollution policies and enhanced monitoring of PM2.5, ground-level ozone, black carbon, and microplastics. The bulletin also highlights that wildfire-derived PM2.5 can be more toxic and may lead to underestimations of mortality, with hotspots and long-term averages showing troubling trends in places like northwestern Spain, northern Canada, and parts of Africa.

Health· Sep 7, 2026

World Meteorological Organization· Environment · 126 sources · Aug 30, 2026Story

El Niño to Reach Record Strength Through 2027

El Niño is strengthening toward a potential super-El Niño as Pacific waters warm rapidly, a development complicated by a warmer global climate that skews the relationship between ocean temperatures and atmospheric responses. Experts from UM Rosenstiel, NOAA, AccuWeather, and WMO warn of widespread weather disruptions this fall and winter across the United States and other regions, including extreme heat, heavy rain, drought, and shifts in storm tracks, underscoring the need for preparedness.

Environment· Aug 30, 2026