Jens F Klump, CSIRO Earth Science and Resource Engineering Perth, Perth, WA, Australia, Mingfang Wu, Monash University, Melbourne, Australia, Julia Martin, Australian National Data Service, Canberra, Australia, Robert R Downs, Columbia University of New York, Center for International Earth Science Information Network (CIESIN), Palisades, NY, United States and Ari Asmi, University of Helsinki, Helsinki, Finland