1. Swedish University of Agricultural Sciences; Uppsala Sweden
2. KTH Royal Institute of Technology; Stockholm Sweden
3. Lund University, Sweden, and SP Technical Research Institute of Sweden; Lund Sweden
4. SP Technical Research Institute of Sweden; Gothenburg Sweden
5. Lund University, Environmental and Energy System Studies; Department of Technology and Society; Lund Sweden
6. IVL Swedish Environmental Research Institute; Gothenburg Sweden
7. Chalmers University of Technology; Gothenburg Sweden