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Air pollution by sulfur dioxide

Higher concentrations of sulfur dioxide (SO₂) can have especially negative effects on the respiratory tract; asthmatics and people with chronic respiratory diseases are particularly at risk. SO₂ is toxic to plants. It is also an important precursor for the formation of acid precipitation and secondary particulate matter. Sulphur dioxide emissions are produced by the combustion of sulfur-containing fuels and by some industrial processes. The time series shows the modeled maps of the annual mean values since 1980 in a 200 m grid, and in a 100 m grid from 2020. The SO₂ concentrations may deviate locally from the modeled data. Individual pixels should not be used to evaluate individual locations. The annual limit for SO₂ set in the Ordinance on Air Pollution Control is 30 µg/m³.

Simple

Alternate title

Sulfur dioxide SO₂

Date (Creation)
2025-01-01
Date (Revision)
2025-08-19
Identifier
ch.bafu.luftreinhaltung-schwefeldioxid

Status
Under development

Owner

Federal Office for the Environment - BAFU Luftreinhaltung und Chemikalien (Air Pollution Control and Chemicals Division)
Bern
3003
+41 58 485 63 27
https://www.bafu.admin.ch/en/air-chemicals-division
Spatial representation type
Grid

Spatial resolution

Equivalent scale

Denominator
25000
Topic category
  • K Climatology, meteorology, atmosphere

Extent

Extent

Description

Switzerland

N
S
E
W








Maintenance and update frequency
Annually

Resource format

Title

Cloud Optimized GeoTIFF (TIFF / TIF)

Date
Edition

-

GEMET
  • air

  • air pollutant

GEMET - INSPIRE themes, version 1.0
  • Atmospheric conditions

  • Human health and safety

geocat.ch
  • FSDI Federal Spatial Data Infrastructure

geocat.ch
  • opendata.swiss

  • e-geo.ch

  • Conservation and archiving planning AAP - Confederation

Resource specific usage

Point of contact

Resource constraints

Other constraints
Opendata OPEN: Open use.

Associated resource

Title

Sulfur dioxide (SO₂)

Association Type
Reference to a master resource of which this one is a part
Language
Deutsch
Basic Geodata
false
Basic Geodata Legal Level
Federal
Distribution format
  • Cloud Optimized GeoTIFF (TIFF / TIF)

Digital transfer options

OnLine resource

ch.bafu.luftreinhaltung-schwefeldioxid

WMS-FSDI service, layer "Sulfur dioxide"

Digital transfer options

OnLine resource

ch.bafu.luftreinhaltung-schwefeldioxid

WMTS-FSDI service, layer "Sulfur dioxide"

Digital transfer options

OnLine resource

STAC Browser

Download server from geo.admin.ch

Digital transfer options

OnLine resource

BAFU Website

Link for download

Digital transfer options

OnLine resource

Vorschau map.geo.admin.ch

Digital transfer options

OnLine resource

Karten der Luftbelastung in der Schweiz

Link to description

Digital transfer options

OnLine resource

http://map.bafu.admin.ch

Link to portal

Reference system identifier
EPSG:2056

Metadata

Metadata identifier
446fdb6e-5768-4549-8f58-187ca82e8dea

Language
Deutsch
Character encoding
UTF8
Language
Français
Character encoding
UTF8
Language
Italiano
Character encoding
UTF8
Language
English
Character encoding
UTF8
Language
Rumantsch
Character encoding
UTF8

Point of contact

Federal Office for the Environment - BAFU Luftreinhaltung und Chemikalien (Air Pollution Control and Chemicals Division)
Bern
3003
+41 58 485 63 27
https://www.bafu.admin.ch/en/air-chemicals-division

Type of resource

Resource scope
Dataset
Metadata linkage

https://www.geocat.ch/geonetwork/srv/api/records/446fdb6e-5768-4549-8f58-187ca82e8dea

Date info (Creation)
2024-12-30T11:22:25.369Z
Date info (Revision)
2026-06-11T10:59:55.235511Z

Metadata standard

Title

eCH-0271

 
 

Spatial extent

Keywords

GEMET

air air pollutant
GEMET - INSPIRE themes, version 1.0

Atmospheric conditions Human health and safety
geocat.ch

Conservation and archiving planning AAP - Confederation FSDI Federal Spatial Data Infrastructure e-geo.ch opendata.swiss


Provided by

Access to the catalogue
Read here the full details and access to the data.




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