Assessment of the Biological Water Status: Fish
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The bio...
Assessment of the Biological Water Status: Diatoms
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The bio...
Assessment of the Biological Water Status: Macrozoobenthos
. Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The b...
Assessment of the Biological Water Status: Macrophytes
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The bio...
Assessment of the Chemical Water Status: Ammonium
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations.The chem...
Assessment of the Chemical Water Status: Dissolved Organic Carbon (DOC)
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The num...
Assessment of the Chemical Water Status: Total Phosphorus
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The che...
Assessment of the Chemical Water Status: Nitrate
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The che...
Assessment of the Chemical Water Status: Nitrite
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The che...
Assessment of the Chemical Water Status: Phosphate
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations. The che...
Demand for irrigation
Long-term 33% quantile of relative evapotranspiration (ratio of current to potential evapotranspiration ET/ETp) for agriculturally productive areas of Switzerland. Calculation for the gro...
Transition of reference frames LV03 - LV95: Triangular network (CHENyx06 and FINELTRA LV)
The triangular network of the national survey (FINELTRA-LV) was completed in the 90's and has permitted to transform geodata from LV03 to LV95 and vice versa with an accuracy of about a d...
Transition of reference frames LV03 - LV95: Combined transformation accuracy map
From the combined accuracy map can be derived the accuracy of GNSS data measured, e.g. with swipos positioning service, in LV03 (with real-time-FINELTRA) or LV95, compared to national sur...
Transition of reference frames LV03 - LV95: Coordinate changes LV03->LV95
The coordinate changes between the old frame of reference LV03 and the new one LV95, respectively the deformations from MN03, are represented in relation to Zimmerwald (BE): the greatest ...
Transition of reference frames LV03 - LV95: Displacement vectors at TSP1 points (LV03 - LV95)
The displacement vectors of the pass points (TSP1) point from LV03 to LV95 and therefore in the direction and absolute value of the local rectification (infobox).
Transition of reference frames LV03 - LV95: Displacement vectors at TSP1 points (LV03 - LV95)
The displacement vectors of the pass points (TSP2) point from LV03 to LV95 and therefore in the direction and absolute value of the local rectification (infobox).
Balance areas (catchment areas) HADES
The balance areas form the middle layer of the system of catchment areas that describe Switzerland’s hydrographical structure (Hydrological Atlas of Switzerland, HADES). They are usually ...
Biogas plants
Biogas plants convert organic matter into gas through a fermentation process. The resulting gas mixture is composed mainly of energy-rich methane (CH4) and carbon dioxide (CO2). Electrici...
Biogeographical regions of Switzerland (CH)
The basis for establishing the biogeographical regions (in 6 or 12 classes) were the homogeneous surfaces of the river basins, where relevant and adequately extensive species information ...
Biosphere reserves
Biosphere reserves are not only used to protect and preserve ecosystems, but also for environmental research, environmentally-friendly land use and environmental education. They are terri...
Amphibians appendix 3
There are currently 19 different amphibian species that live in Switzerland, and nearly all of them are included in the Red List of Threatened Species. The areas that contain wetland habi...
Federal Inventory of Amphibian Spawning Sites of National Importance - Stationary Objects
There are currently 19 different amphibian species that live in Switzerland, and nearly all of them are included in the Red List of Threatened Species. The areas that contain wetland habi...
Federal Inventory of Amphibian Spawning Sites of National Importance - Shifting Sites
There are currently 19 different amphibian species that live in Switzerland, and nearly all of them are included in the Red List of Threatened Species. The areas that contain wetland habi...
Federal Inventory of Floodplains of National Importance
Floodplains, namely natural habitats in the flood zones of watercourses, are in decline. The scientific inventory of floodplains was commissioned by the FDHA in May 1981 and compiled by v...