1. Laboratoire de technologie écologique, Institut d'ingénierie de l'environnement, Faculté de l'environnement naturel, architectural et construit (ENAC); Ecole Polytechnique Fédérale de Lausanne (EPFL); Lausanne Switzerland
2. Department of Civil and Building Engineering; Loughborough University; Loughborough United Kingdom
3. Department of Bioenergy and Department of Aquatic Ecosystem Analysis and Management; Helmholtz Centre for Environmental Research - UFZ; Magdeburg Germany
4. Environmental Engineering and Science Program; College of Engineering and Applied Science; University of Cincinnati; Cincinnati Ohio USA
5. Department of Biological and Environmental Engineering; Cornell University; Ithaca New York USA
6. Department of Biological and Ecological Engineering; Oregon State University; Corvallis Oregon USA