Models of Our Planet
| Gradient equation (p. 1) | Generalized Landscape Regions (p. 2) | Bedrock Geology of New York State (p. 3) |
| Surface Currents (p. 4) | Tectonic Plates (p. 5) | Inferred Properties of Earth’s Interior (p. 10) |
| Average Chemical Composition of Earth’s Crust, Hydrosphere, and Troposphere (p. 11) | Selected Properties of Earth’s Atmosphere (p. 14) |