Windthrow Hazard Mapping using GIS, Canadian Forest Products ...

More documents

Recommendations

Info

e)f)%161284010 20 30 40 50 6020000150001000050000#%2520151050ACTATBLCWEPFDHWPLSBSX14000120001000080006000400020000#Slope %Speciesg)h)%2520151050N E S W80006000400020000#%2016128400 1 2 3 4 5 6 7120001000080006000400020000#BRGCDIREXi)j)20100003010000%151058000600040002000#%2520151058000600040002000#05 15 25 35 45007 9 11 13 15 17 19 210HeightStrong Wind Max Speed12
k)l)0.2060001612000Proportion0.150.100.0550004000300020001000#%1284100008000600040002000#0.00000N E S WN E S WBRGCNAspectm)n)2020000204000%16128415000100005000#%15105300020001000#0250 750 125017503000001 4 7 100ScoreYearFigure 2. Proportion of damaged segments for selected independent variables (Dataset ‘E’, n=22,077);bar = proportion; -◊- number of segments), for a) mean annual wind speed (m/s); b) topographicexposure limited to 2km; c) elevation (m); d) basal area (m 2 /ha); e) slope (%); f) leading species; g)bearing at right angles to boundary inward towards block ( o ); h) number of directions that boundarysegment is exposed to wind for > 100m (max=8); i) stand height (m); j) strong wind event max windspeed (m/s); k) bearing to cutblock centroid; l) ground aspect; m) sum of distance across opening (m,max=5000); n) time since logging (year).13
Page 3 and 4: models have been successfully devel
Page 5 and 6: angle between peak wind direction a
Page 7 and 8: Determination of independent variab
Page 9 and 10: anking of risk groups. For practica
Page 11: Contingency tablesTrends in the pro
Page 15 and 16: Observed0.450.40.350.30.250.20.150.
Page 17 and 18: was not possible to evaluate this e
Page 19 and 20: ReferencesAnderson, C. J., Coutts,
Page 21 and 22: Appendix 1. Procedures used to buil
Page 23 and 24: Table A1-3. Map formulas used to ca
Page 25: *a pdf version of this map is attac

Windthrow Hazard Mapping using GIS, Canadian Forest Products ...

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?