Extreme heat waves trigger unexpected nanoparticle formation in air

PHYSorg
Feb 22, 2026, 12:30 pm253 ptsTop
Tiny aerosol particles in the air play a big role in regulating how much sunlight our planet absorbs or reflects, and how clouds form above us. In a recent study, researchers found that extreme heat waves can trigger new particle formation (NPF), even at temperatures as high as 40°C (104°F).

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Extreme heat waves trigger unexpected nanoparticle formation in air

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