University of Cambridge, U.K.

Imperial College London, U.K.

University of Caifornia, Berkeley

Copperbelt University, Zambia

BRG, Hannover, Germany 

University of Mumbai, India

Universidad Catolica del Norte, Chile

Universidade Federal do Rio Grande do Sul, Brazil

University of the Free State, South Africa

CSIRO Land and Water, Australia

Curtin University, Australia