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Comparison of global urban area and growth rates in Seto’s and GUGPS datasets.
| Dataset | Seto’s | GUGPS |
|---|---|---|
| Resolution | 150 arc-seconds | 30 arc-seconds |
| Resolution of simulations (homogeneous region assumption) | Modified UN regions | 50 arc-minutes |
| Start year | 2000 | 2012 |
| 2000 urban area (approx. km2) | 722,225 | / |
| 2012 urban area (approx. km2) | 1,169,718 | 1,268,720 |
| 2030 urban area (approx. km2) | 2,374,204 | 1,467,226 |
| 2050 urban area (approx. km2) | / | 1,731,428 |
| Global annual urban area growth rate | 4.1% | 0.83% |
