Author:Van Deventer, Heidi; Cho, Moses ADate:Jul 2014The decanting of acid mine drainage (AMD) from the Western Basin on the Witwatersrand in late 2010 raised concerns about AMD risks in other gold, coal and copper mining areas of South Africa. Field spectroscopy and the use of vegetation indices ...Read more
Author:Deadman, AJ; Behnert, ID; Fox, NP; Griffith, DDate:Jul 2011This paper presents the results of the laboratory and field based reflectance panel and radiometer comparisons that took place as part of the CEOS 2010 Key comparison of “techniques and instruments used for the vicarious calibration of Land ...Read more
Author:Ramoelo, Abel; Skidmore, A; Schlerf, M; Heitkönig, I; Mathieu, Renaud SA; Cho, Moses ADate:Aug 2013Determining the foliar N: P ratio provides a tool for understanding nutrient limitation on plant production and consequently for the feeding patterns of herbivores. In order to understand the nutrient limitation at landscape scale, remote ...Read more