Significance of worldwide selected mountains Tuesday December 6th, 2022 / Raimund Schnürer / No Comments
Light emissions and light pollution, worldwide Friday April 8th, 2022 / Raimund Schnürer / No Comments
Regions and place names with a link to Switzerland Friday April 8th, 2022 / Raimund Schnürer / No Comments
Emerald sites: valuable habitats with a unique fauna and flora Friday April 8th, 2022 / Raimund Schnürer / No Comments
Historical population development of Swiss municipalities (1200-1850) Wednesday March 15th, 2023 / Raimund Schnürer / No Comments