Water and wind erosion

Finer-scale erosion modelling for nutrient estimation and sustainable land management

Near real-time weather radar data to obtain event-based rainfall erosivity

The hillslope erosion in January and February 2020 showing the impacts of fire and storm events on erosion

RUSLE factor maps

The maps of Rainfall Erosivity, Kfactor, LS factor and Vegetation Cover Factor in RUSLE equation

Erosion Dataset

The dataset generated in this research project is available at Zenodo. It contains spatiotemporal data encompassing soil erosion, vegetation cover, RUSLE factors. The dataset can be accessed and downloaded using the following link: Dataset at Zenodo

Wind Erosion monitoring

Monthly wind erosion values from the ERA5, GLDAS, and the observations at a monitoring site compared for the period 2009 to 2019.

The flowchat of estimation of nutrient transport from both water and wind erosion.

The estimated total soil nutrient (N, P and SOC) stock in the topsoil layer (0–5 cm) across New South Wales.

Variable tolerable soil erosion targets to monitor sustainable land management.

The flowchart of using tolerable soil erosion targets and vegetation cover to monitor sustainable land management.

Reference

Zhang, M., Viscarra Rossel, R. A., Zhu, Q., Leys, J., Gray, J. M., Yu, Q., & Yang, X. (2022). Dynamic modelling of water and wind erosion in Australia over the past two decades. Remote Sensing, 14(21), 5437.
Yang, X., Zhang, M., Oliveira, L., Ollivier, Q. R., Faulkner, S., & Roff, A. (2020). Rapid assessment of hillslope erosion risk after the 2019–2020 wildfires and storm events in Sydney drinking water catchment. Remote Sensing, 12(22), 3805.
Yang, X., Zhang, X., Lv, D., Yin, S., Zhang, M., Zhu, Q., ... & Liu, B. (2020). Remote sensing estimation of the soil erosion cover‐management factor for China's Loess Plateau. Land Degradation & Development, 31(15), 1942-1955.
Yang, X., Leys, J., Zhang, M., & Gray, J. M. (2023). Estimating nutrient transport associated with water and wind erosion across New South Wales, Australia. Geoderma, 430, 116345.
Yang, X., Leys, J., Gray, J., & Zhang, M. (2022). Hillslope erosion improvement targets: Towards sustainable land management across New South Wales, Australia. Catena, 211, 105956.
Gray, J. M., Leys, J. F., Yang, X., & Zhang, M. (2023). Monitoring of sustainable land management using remotely sensed vegetation cover and variable tolerable soil erosion targets across New South Wales, Australia. Soil Use and Management.