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Wind Erosion in Western Queensland Australia

Modelling Land Susceptibility to Wind Erosion in Western ... - Ninti One

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Chapter 5 – Land Erodibility Model Developmentoutput trajectories show strong correlations (r 2 > 0.67, p < 0.05) with annual dust-eventfrequency groups at four stations: Boulia, Charleville, Urandangie, and <strong>W<strong>in</strong>d</strong>orah.Table 5.2 Correlation coefficients (r 2 ) for the cross-correlation analysis between mean and maximum(max) AUSLEM output at multiple spatial scales (25 to 150 km) and dust-event frequencies for eightstations with<strong>in</strong> the study area. Correlations between AUSLEM output and dust-event frequencies thatare statistically significant (p > 0.05) are boldfacedStation Class 25 km 50km 100km 150kmMean Max Mean Max Mean Max Mean MaxBirdsville All 0.22 0.30 0.36 0.55 0.48 0.58 0.49 0.66NoHz 0.20 0.28 0.33 0.52 0.46 0.55 0.47 0.66NoHzWr 0.17 0.26 0.31 0.51 0.44 0.53 0.46 0.65DSI -0.36 -0.27 -0.25 -0.14 -0.15 -0.07 -0.13 -0.06Boulia All 0.82 0.83 0.85 0.81 0.86 0.72 0.79 0.58NoHz 0.77 0.71 0.82 0.81 0.84 0.75 0.85 0.69NoHzWr 0.77 0.71 0.82 0.81 0.84 0.75 0.85 0.69DSI 0.28 0.27 0.36 0.29 0.45 0.28 0.70 0.63Charleville All 0.92 0.87 0.88 0.41 0.71 0.26 0.45 0.19NoHz 0.94 0.86 0.87 0.34 0.67 0.19 0.37 0.08NoHzWr 0.44 0.51 0.45 0.15 0.36 -0.07 0.26 -0.03DSI 0.64 0.78 0.66 0.37 0.56 0.19 0.35 0.09Thargom<strong>in</strong>dah All -0.18 0.02 0.19 -0.19 0.19 0.25 -0.02 -0.15NoHz -0.25 0.06 0.26 -0.07 0.26 0.29 0.03 -0.11NoHzWr -0.31 0.03 0.26 -0.10 0.26 0.28 0.00 -0.15DSI -0.25 0.52 0.71 0.54 0.76 0.79 -0.03 -0.09Urandangie All 0.93 0.92 0.92 0.90 0.92 0.86 0.87 0.73NoHz 0.92 0.92 0.92 0.89 0.91 0.85 0.86 0.72NoHzWr 0.80 0.84 0.79 0.80 0.81 0.79 0.77 0.68DSI 0.85 0.86 0.85 0.86 0.87 0.86 0.79 0.63<strong>W<strong>in</strong>d</strong>orah All 0.82 0.84 0.81 0.85 0.85 0.77 0.83 0.72NoHz 0.84 0.87 0.84 0.88 0.88 0.76 0.86 0.71NoHzWr 0.87 0.89 0.84 0.89 0.88 0.73 0.84 0.71DSI 0.91 0.94 0.93 0.92 0.88 0.61 0.87 0.64Longreach All -0.35 -0.39 -0.34 -0.42 -0.35 -0.38 -0.34 -0.26NoHz -0.35 -0.33 -0.33 -0.33 -0.32 -0.15 -0.23 0.11NoHzWr -0.17 -0.10 -0.16 -0.09 -0.14 -0.05 -0.13 -0.01DSI 0.32 0.33 0.32 0.31 0.30 0.29 0.35 0.31Quilpie All 0.24 0.30 0.18 0.19 0.18 0.29 0.17 0.21NoHz 0.41 0.44 0.32 0.37 0.34 0.48 0.26 0.26NoHzWr 0.08 0.11 0.03 0.03 0.04 0.07 0.02 -0.02DSI 0.10 0.04 0.05 0.00 0.00 -0.08 0.05 0.01149

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