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Amphibian observation and pond data (Aargau, Switzerland)
Education, culture and sport
In the canton of Aargau, hundreds of new ponds have been constructed since the 1990s to benefit declining amphibian populations. This dataset consists of monitoring data for all...
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Historical photographs from the album „A tire d’aile par le saint Gothard“...
Population and society, Education, culture and sport, Regions and cities, Environment, Transport
There is no description for this dataset
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Photos of the Construction of the Hauenstein Base Tunnel
Population and society, Education, culture and sport, Transport, Economy and finance
There is no description for this dataset