Ammonium in coastal Antarctic aerosol and snow: Role of polar ocean and penguin emissions

• Published in: Journal of Geophysical Research: Atmospheres
• Main Authors: Legrand, Michel, Ducroz, François, Wagenbach, Dietmar, Mulvaney, Robert, Hall, Julie
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: American Geophysical Union 1998
• Subjects: Antarctic; The Antarctic; Neumayer; Dumont d'Urville; Dumont-d'Urville; Guano; Antarc*
• Online Access: http://nora.nerc.ac.uk/id/eprint/504171/; https://doi.org/10.1029/97JD01976

Year-round aerosol samples collected in the boundary layer at coastal Antarctic sites (Dumont D'Urville, Neumayer, and Halley) indicate a seasonal cycle of ammonium concentrations with a minimum in winter (April–September). A large intersite difference appears in the summer (November–February)...