ACC	Antarctic Circumpolar Current
ACCE	Antarctic Climate Change and the Environment
APF	Antarctic Polar Front
APX	Ascorbate peroxidase
CAT	Catalase
CDOM	Coloured dissolved organic matter
CFCs	Chlorofluorocarbons
Chl	Chlorophyll
CPDs	Cyclobutane pyrimidine dimers
DOM	Dissolved organic matter
EPS	Extracellular polysaccharides
GHG	Greenhouse gases
GSH	Glutathione
GSH-Px	Glutathione peroxidase
HPLC	High pressure liquid chromatography
MAAs	Mycosporine-like amino acids
MDT	Marine-derived tocopherol
my	Million of years
mya	Million of years ago
NASA	National Aeronautics and Space Administration
NER	Nucleotide excision repair
NOAA	National Oceanic and Atmospheric Administration
ODSs	Ozone depleting substances
PAR	Photosynthetically active radiation
6-4PPs	Pyrimidine 6-4 pyrimidone photoproducts
PUFA	Polyunsaturated fatty acids
ROS	Reactive oxygen species
SOD	Superoxide dismutase
UNEP	United Nations Environment Programme
UV, UV-R	Ultraviolet, UV radiation
WMO	World Meteorological Organization