Part 1. Describe the natural variation in Arizona.
Include the following in your description:
Temperature
Precipitation
Elevation
Geology
Geomorphology
Soil What Type of Soil Does Arizona Have? (sciencing.com)
Biodiversity (species richness)
Biomass
Plant physiognomy
Include descriptions of patterns in variation. An easy example is the pattern of temperature variation with elevation. What other patterns did you observe?