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A study of soil erosion rates using Pu-239, in the wet-dry tropics of northern Australia

Lal, Rajeev; Fifield, Leslie; Tims, Steve; Wasson, R.J.; Howe, D


The Daly River drains a large (52500 km2) and mainly undisturbed catchment in the Australian wet-dry tropics. The basin landscapes are mantled by a thick veneer of kandosol soil which has developed under varying rates of erosion, uplift, bedrock type and climate and has been identified as being suitable for agriculture. Commencement of large scale clearing and cropping since 2002 have raised concerns about the increased loss of top soil from the land clearing and cultivation activities adjacent...[Show more]

CollectionsANU Research Publications
Date published: 2020
Type: Journal article
Source: Journal of Environmental Radioactivity
DOI: 10.1016/j.jenvrad.2019.106085


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