Unusually low ozone, HCl, and HNO 3 column measurements at Eureka, Canada during winter/spring 2011

• Published in: Atmospheric Chemistry and Physics
• Main Authors: R. L. Mittermeier, G. J. Nott, C. Meek, A. Manson, G. L. Manney, F. Kolonjari, P. F. Fogal, H. Fast, W. Feng, T. J. Duck, J. R. Drummond, W. H. Daffer, M. P. Chipperfield, R. L. Batchelor, K. Strong, R. Lindenmaier, C. Perro, K. A. Walker
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2012
• Subjects: Physics; QC1-999; Chemistry; QD1-999; Arctic; Nunavut; Canada; Eureka
• Online Access: https://doi.org/10.5194/acp-12-3821-2012; https://doaj.org/article/542695c1e83f415f8fabb68e626ec60e

As a consequence of dynamically variable meteorological conditions, springtime Arctic ozone levels exhibit significant interannual variability in the lower stratosphere. In winter 2011, the polar vortex was strong and cold for an unusually long time. Our research site, located at Eureka, Nunavut, Ca...