|
Human activities |
|
Himmerfjärden Sewage Treatment Plant
|
Agriculture |
Private sewers |
| |
|
Policy options for the Himmerfjärden Sewage Treatment Plant: effluent nitrogen
concentration and other possible measures |
Policy options for agriculture: wetland creation or
catch crop cultivation |
Policy options for private sewers: share of private
sewers connected to the sewage treatment plant |
|
10 mg/L (reference scenario) |
No additional measures undertaken (reference
scenario) |
0% (reference scenario) |
|
4 mg/L |
Catch crops – low estimation |
25% |
|
4 mg/L plus move outfall to the open Baltic Sea by
building a pipeline |
Catch crops – high estimation |
50% |
|
|
Wetland creation (area calculated by the participation
function, based on level of support for wetland creation) |
100% |