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Population trends

The Swiss Ornithological Institute documents population trends of birds in a changing environment.

Team
Niklaus Zbinden, Verena Keller, Marc Kéry, Hans Schmid

Swiss Bird Index SBI® Birds are considered reliable indicators for the state of the environment. Population trends of individual species, however, are not ... Learn more ...

Impacts of climate change Climate and land use are the main factors determining the distribution and abundance of birds. How will the distribution of Swiss birds ... Learn more ...