Geoenvironmental Disasters

Table 4 Assigned weighing indices for various parameters used for assessment of Climate quality (Kosmas et al. 1999; Vieira et al. 2015)

From: Study of desertification sensitivity in Talh region (Central Tunisia) using remote sensing, G.I.S. and the M.E.D.A.L.U.S. approach

Parameter	Class	Description	range	Weight
Rainfall	1	High	> 300 mm	1
	2	Moderate	150-300 mm	1.5
	3	Low	< 150 mm	2
Aridity	1	High	AI ≥1	1
	2	Moderate	0.1 < AI < 1	1.5
	3	Low	AI ≤0.1	2
Aspect	1	Wet	North	1
Aspect	2	Dry	South	2

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