1. Research School of Biology, Australian National University, 134 Linnaeus Way, 2601 Canberra, Australia
2. UK Biochar Research Centre, School of GeoSciences, University of Edinburgh, Crew Building, Alexander Crum Brown Road, EH9 3FF Edinburgh, U.K.
3. Conversion Technologies of Biobased Resources, University of Hohenheim, Garbenstraße 9, 70599 Stuttgart, Germany