Environmental Law


Swiss Environmental Law

This publication provides an overview of the diverse body of Swiss environmental legislation that has evolved over recent decades.

Invasive alien species

Invasive alien species in Switzerland

This publication provides an inventory of the alien species that have become established in Switzerland, including those which may be detrimental (i.e. invasive alien species). In addition to outlining the regions of origin and introduction pathways, it shows how their numbers have evolved over time. A total of some 1300 established alien species are known, of which 197 species are considered invasive.

Hydrological Yearbook 2021

UZ-2215 Brennpunkt

Hydrological Yearbook of Switzerland 2021

13.07.2022 - The Hydrological Yearbook of Switzerland gives an overview of the hydrological situation in Switzerland. It shows the changes in water levels and discharge rates of lakes, rivers and ground- water and provides information on water temperatures and the physical and chemical properties of the principal rivers in Switzerland.


Waste along Swiss rivers and lakes

28.04.2022 – A recently conducted national study to assess waste along Swiss rivers and lakes found that the origin of waste is quite diversified: in some cases, waste is discarded directly at the given location; in other cases, the waste washes up on river banks or lake shores or is swept up by the wind or other weather conditions. More often than not, the waste is made of plastic. 

IPCC report

Assessment Report on the Physical Science Basis for climate change

04.04.2022 – #IPCC approves the third part of the Sixth Assessment Report. Only by rapidly reducing and avoiding greenhouse gas emissions can global warming be limited to 1.5 °C. 



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Environmental reports

Environmental reports provide an overview of the environment's status, trends and prospects in Switzerland



The indicators illustrate the changes and state of the environment using a selection of parameters.


Web-GIS of the FOEN

Internet platform for location-based information, data and services on the basis of maps.

Environmental data and geodata

Data, monitoring programmes and measurement networks of the FOEN

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