Siobhan Johnson¹, Riesna R. Audh², Clare Eayrs³, Angela Milne⁴, Roseanne M. Smith⁵, Simon Ussher⁶, Elizabeth Ruth Thomas⁵ and Chiara Giorio¹, (1)University of Cambridge, Yusuf Hamied Department of Chemistry, Cambridge, United Kingdom, (2)South African Environmental Observation Network (SAEON) Egagasini Node, Cape Town, South Africa, (3)Korea Polar Research Institute, Division of Glacier and Earth Sciences, Incheon, South Korea, (4)University of Plymouth, Plymouth, United Kingdom, (5)NERC British Antarctic Survey, Cambridge, United Kingdom, (6)University of Plymouth, School of Geography, Earth and Environmental Sciences, Plymouth, United Kingdom