The GIRPAS team monitors the composition and circulation of the Earth’s atmosphere using infrared remote-sensing techniques with the support of atmospheric modeling.

Research highlights

18 Mai 2016 – The heavy price of shale gas

Since 2009, the quantity of ethane in the atmosphere has been increasing by 5% per year. Prior to this, concentrations of the gas had actually been decreasing over a twenty-year period… Read more

29 June 2015 – The butterfly effect of shale gas

From an observation station located in Switzerland, researchers from the GIRPAS team have identified a potentially worrying phenomenon that could lead to air quality degradation… Read more

5 November 2014 – Is there a new threat to the ozone layer?

After the alarm was raised in the 1980s, the ozone layer, which up to then had been destroyed by industrial activity, began to improve slightly. However, a study conducted by the GIRPAS team showed that between 2007 and 2011, the trend of chlorine – the main destructive element affecting the ozone layer – had reversed… Read more