An Integrative Approach to Assess Externalities: Combining Ecological-Economic Modelling and Choice Experiments – the Context of On-Shore Wind Energy Supply
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An Integrative Approach to Assess Externalities: Combining Ecological-Economic Modelling and Choice Experiments– the Context of On-Shore Wind Energy Supply
Cornelia Ohl*, Jürgen Meyerhoff#* Helmholtz Centre for Environmental Research - UFZ, Leipzig# Berlin Institute of Technology (TU Berlin)
Not in my backyard
running out of resources
Global Climate Change
Impacts on Nature
the help of Choice Experiments (CE) and an
Ecological-Economic Modelling (EEM) procedure.
alternative land use options.
Impacts on nature (esp. collision risk red kite) and humans (noise, shadow etc.).
3 representative wind mills
(2MW, 3 MW, 6 MW)
For each technology calcula-tion of: energy output, land consumption, collision risk red kite etc.
Display of GIS – Maps
Visualisation of e.g.
Energy output (here:
classified according to
red – low energy outputgreen - high energy output
Green: Potential sites for a specific wind mill erection
Red: Suitable sites from a nature conservation point of view
Sites electedby regional planning bodies
Programm A presents status quo for wind power production in 2020
Each respondent was presented 4 choice cards during interview plus a fifth card with a dominant alternative
Integration of Survey Results in the EE-Model
Goal: Sustainable Site Selection
Natur impactgreen = low
Social impactgreen = low
Energy outputgreen = high
S e a r c h f o r c o m p r o m i s e !
Compromise 1: Equality of goals
Wind mill erection (Typ I) not allowed by legislation
Green:Potential sites for wind power generation as selected by MULBO
Sites selected by regional planning bodies