Dirk Freese is head of the research group on agroforestry and new
land use systems at the Chair of Soil Protection and Recultivation
at the Technical University of Cottbus.
Bernd Uwe Schneider is the head of the scientific executive board
for energy, EU affairs, and technology transfer at the German
Research Centre for Geosciences in Potsdam.
Reinhard F. Hu¨ ttl is the Scientific Executive Director of the German
Research Centre for Geosciences in Potsdam (Germany) and also
head of the Chair of Soil Protection and Recultivation at the
Brandenburg Technical University of Cottbus (Germany).