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

• Main Authors: Wentworth, G. R., Murphy, J. G., Croft, B., Martin, R. V., Pierce, J. R., Côté, J. -S., Courchesne, I., Tremblay, J. -É., Gagnon, J., Thomas, J. L., Sharma, S., Toom-Sauntry, D., Chivulescu, A., Levasseur, M., Abbatt, J. P. D.
• Other Authors: Laboratoire Atmosphères, Milieux, Observations Spatiales (LATMOS), Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2015
• Subjects: [SDU]Sciences of the Universe [physics]; Arctic; Northwest Territories; Baffin Bay; Canadian Arctic Archipelago; Guano; Lancaster Sound; Arctic Archipelago; Baffin
• Online Access: https://hal.science/hal-04114694; https://doi.org/10.5194/acpd-15-29973-2015

International audience 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 30-650 ng m -3 (40-870 pptv) with the highest values recor...