Berner FachhochschuleHochschule für Agrar-, Forst- und Lebensmittelwissenschaften HAFL

TFEIP Expert Panels meeting

Bern, May 14, 2012

Ammonia emission inventory work in Switzerland

Harald Menzi1), Thomas Kupper1), Beat Achermann2)

1) Bern University of Applied Science, School of Agricultural, Forestry and Food Science2) Federal Office for the Environment

Berner FachhochschuleHochschule für Agrar-, Forst- und Lebensmittelwissenschaften HAFL

Ammonia Emissions in Switzerland 2007

67%13%

2%

3% 10%

5%

Cattle

Crop and fodder production

Other livestock

Poultry

Non agricultural emissions

Pigs

Agricultural emissions

95%

Total: 52.3 kt NH3-N

49.0 kt N46 kg/ha agric. surface

Berner FachhochschuleHochschule für Agrar-, Forst- und Lebensmittelwissenschaften HAFL

Emissions from livestock and manure

Emission sourcesTotal: 43.9 kt NH3-N

3%

34%

10%6%

38%

9%

Grazing

Housing

Storage slurry

Storage solid manure

Application slurry

Application solid manure

Application 47%

Storage 16%

Housing34%

Berner FachhochschuleHochschule für Agrar-, Forst- und Lebensmittelwissenschaften HAFL

Quelle: BAFU/EMIS (2009)

Spatial distribution of NH3 emissions 2007

Berner FachhochschuleHochschule für Agrar-, Forst- und Lebensmittelwissenschaften HAFL

Spatial distribution of N deposition

Modeled N deposition Concentration monitoring sites

Good agreement between emission inventory and concentration monitoring results (development in time and individual sites)

Berner FachhochschuleHochschule für Agrar-, Forst- und Lebensmittelwissenschaften HAFL

Emissions from livestock and manure

Development 1990 - 2007

+96%

+44%

+50%

-56%

-34%

-29%

kt NH3-N

1990

1992

1994

1996

1998

2000

2002

2004

2006

0

5

10

15

20

25

30

35

40

45

50

Application solid manure

Application slurry

Storage solid manure

Storage slurry

Housing/exercise yard

Grazing

-11% Detailed inventory