C
e n t r a l0 A r i z o n a - P h o e n i
x0 E c o s y s t e m0
Precipitation: ~180
mm/yr
Watershed area = 12,000 km2
CAP LTER study area = 6,400 km2
Rapidly growing population
1950 = 300,000
2005 > 3 million
