Tracing soil particle movement : towards a spectral approach to spatial monitoring of soil erosion / Mila Ivanova LeluvaTowards improving gully erosion assessment: coupling object-based image analysis and spatially dynamic erosion modelling / Shruthi Bangalore Venkata ChalapathiTropical sandstone degradation with time : case study in Kota Kinabalu Sabah, Malaysia / Frederick Francis TatingChanging flood and landslide hazard : a meteorological perspective / Thea Anna Rex Turkington