day by day, at the same time, for decades. Researchers of the Alfred-Wegener-Institut are collecting these weather data with the help of meteorological observatories in the Arctic and Antarctic. Their [...] observation station by virtue of the fact that meteorologists of the Alfred Wegener Institute have been measuring the air temperature in Antarctica on a daily basis for 30 years. “In 1982 we succeeded for [...] to collect reliable temperature data, the meteorologists at the Alfred Wegener Institute used a thermometer of a special kind. It consists of a temperature-sensitive platinum wire protected against solar