dust
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Iron-Rich Dust From South America Played Role in Last Two Glacial Periods, Says Study
Dust from the land that gets blown into the ocean appears to influence natural climate swings. A new study looks into where much of that dust came from in the past 260,000 years.
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Dust May Beat Black Carbon at Speeding Up Snowmelt in the Himalayas
Tiny dust particles at high altitudes are having a greater effect on snow-darkening than previously thought, accelerating the loss of glaciers.
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Climate Conditions Help Forecast Meningitis Outbreaks
Wind and dust conditions in Sub-Saharan Africa Africa could help predict a meningitis epidemic, according to a new research by NASA GISS and the International Research Institute for Climate and Society.

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
