FTIR HCl
Last update: June 2011
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Thule, Greenland (76.53°N, 68.74°W)
Mauna Loa, Hawaii, USA (19.54°N, 155.57°W)
Wollongong, Australia (34.45°S, 150.88°E)
Eureka, Nunavut, Canada (80.05°N, 86.42°W, 610masl)
Jungfraujoch, Swiss Alps (46.55°N, 8.00°E, 3580masl)
Kiruna, Sweden (67.8°N, 20.4°E, 419 masl)
Izana, Tenerife Island, Spain (28.3°N, 16.5°W, 2367masl)
Toronto, Canada (43.66°N, 79.40°W, 174masl)