News20.7.2021
Atmospheric ammonia can change the qualities of aerosol particles
When aerosol particles react with ammonia in the atmosphere their qualities can be altered.

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For example, the capability of the aerosol particles to scatter light, to absorb moisture or to act as a cloud condensation nuclei can change. These changes can potentially alter the direct or indirect radiative forcing of the aersols, and thus, their impact on climate change.
More information:
Senior Researcher Ari Leskinen, tel +358 50 522 9148, ari.leskinen@fmi.fi
Hao L.Q., Kari E., Leskinen A., Worsnop D.R. & Virtanen A. 2020. Direct contribution of ammonia to (alpha)-pinene secondary organic aerosol formation. Atmos. Chem. Phys., 20, 14393-14405
