more: "The residents of Fiesch and Fischertal hope that this will happen in September or October and are optimistic that the Holy Father will decide in their favor as he has repeatedly spoken out about climate change," they said in a statement.

Switzerland's glaciers shrank by 12 percent over the past decade, melting at their fastest rate due to rising temperatures and lighter snowfalls, a recent study showed.

Glaciers are a key source of water for hydro-electric plants in Switzerland as well as an important tourist attraction.

Researchers are predicting that the temperatures in the Swiss Alps will rise by 1.8 degrees Celsius in winter and by 2.7 degrees Celsius in the summer by 2050.

(Reporting by Emma Thomasson; Editing by Jon Boyle)

Good luck with that.