Investigation of Precipitation Variations over Wet and Dry Areas from Observation and Model

Table 1

Trends for precipitation (), column water (), temperature (), and vertical pressure velocity () over wet area ( mm/mon.) and dry area ( mm/mon.).

	Wet area ( mm/mon.)	Dry area ( mm/mon.)
GPCP	6.57 ± 0.27 mm/mon./decade	−0.98 ± 0.23 mm/mon./decade
GISS (control simulation)	0.02 ± 0.19 mm/mon./decade	−0.03 ± 0.24 mm/mon./decade
GISS (historic simulation)	3.8 ± 0.17 mm/mon./decade	−0.48 ± 0.21 mm/mon./decade
GISS (control simulation)	−0.06 ± 0.18 mm/mon./decade	0.057 ± 0.20 mm/mon./decade
GISS (historic simulation)	1.15 ± 0.21 mm/mon./decade	0.49 ± 0.20 mm/mon./decade
GISS (control simulation)	−0.04 ± 0.19°C/decade	−0.04 ± 0.20°C/decade
GISS (historic simulation)	0.61 ± 0.23°C/decade	0.52 ± 0.22°C/decade
GISS (control simulation)	−0.016 ± 0.17 Pa/day/decade	−0.04 ± 0.18 Pa/day/decade
GISS (historic simulation)	−0.32 ± 0.18 Pa/day/decade	−0.03 ± 0.21 Pa/day/decade