Ammonia in the summertime Arctic marine boundary layer: sources, sinks, and implications

• Published in: Atmospheric Chemistry and Physics
• Main Authors: Wentworth, Gregory R., Murphy, Jennifer G., Croft, Betty, Martin, Randall V., Pierce, Jeffrey R., Côté, Jean-Sébastien, Courchesne, Isabelle, Tremblay, Jean-Éric, Gagnon, Jonathan, Thomas, Jennie L., Sharma, Sangeeta, Toom-Sauntry, Desiree, Chivulescu, Alina, Levasseur, Maurice, Abbatt, Jonathan P. D.
• Format: Text
• Language: English
• Published: 2018
• Subjects: Arctic; Baffin Bay; Canadian Arctic Archipelago; Guano; Lancaster Sound; Northwest Territories; Nunavut; Arctic Archipelago; Baffin
• Online Access: https://doi.org/10.5194/acp-16-1937-2016; https://www.atmos-chem-phys.net/16/1937/2016/

Continuous hourly measurements of gas-phase ammonia (NH 3(g) ) were taken from 13 July to 7 August 2014 on a research cruise throughout Baffin Bay and the eastern Canadian Arctic Archipelago. Concentrations ranged from 30 to 650 ng m −3 (40–870 pptv) with the highest values recorded in Lancaster Sou...