Spatial-Temporal Variation of Aridity Index of China during 1960–2013

Table 4

Rotated component matrix.

	a	b	c	d	e	f	g	h	i	j	k
1	0.00	−0.77	−0.28	0.95	0.94	0.91	−0.20	−0.32	0.42	0.81	0.48
2	0.25	0.27	−0.08	0.16	0.21	0.21	0.02	−0.87	0.82	0.21	0.84
3	0.93	0.09	−0.27	−0.02	0.03	0.05	0.88	−0.19	0.25	0.19	0.16
4	0.16	−0.18	−0.91	0.11	0.16	0.21	−0.13	−0.09	0.34	0.21	0.22

a: Longitude; b: Latitude; c: Evaluation; d: ; e: ; f: ; g: Wind speed; h: Sunshine hour; i: Humidity; j: Vapor pressure; k: Precipitation.